diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c0e7203619b..0ef215d2e5e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,3 +39,35 @@ jobs:
 
       - name: Check composer.json format
         run: composer validate --strict --no-check-lock && composer normalize --dry-run --no-check-lock
+
+  phpstan:
+    runs-on: ubuntu-latest
+    if: "!contains(github.event.head_commit.message, '[skip ci]') && !contains(github.event.head_commit.message, '[ci skip]')"
+
+    name: Static Analysis
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: "8.3"
+          extensions: mbstring
+          tools: composer:v2
+          coverage: none
+          ini-values: error_reporting=E_ALL
+
+      - name: Setup composer
+        run: |
+            cp composer.json-dist composer.json
+            composer require "kolab/net_ldap3:~1.1.1" --no-update
+            composer require "laravel/dusk:^7.9" --no-update
+
+      - name: Install dependencies
+        run: composer install --prefer-dist --no-interaction --no-progress
+
+      - name: Run Static Analysis
+        run: |
+          vendor/bin/phpstan analyse
diff --git a/composer.json-dist b/composer.json-dist
index 5315a97c2c2..6a0d34fa8a9 100644
--- a/composer.json-dist
+++ b/composer.json-dist
@@ -19,6 +19,9 @@
     "require-dev": {
         "ergebnis/composer-normalize": "^2.13",
         "friendsofphp/php-cs-fixer": "^3.0",
+        "phpstan/extension-installer": "^1.1",
+        "phpstan/phpstan": "^1.2",
+        "phpstan/phpstan-deprecation-rules": "^1.0",
         "phpunit/phpunit": "^9.6"
     },
     "suggest": {
@@ -34,6 +37,7 @@
     "config": {
         "allow-plugins": {
             "ergebnis/composer-normalize": true,
+            "phpstan/extension-installer": true,
             "roundcube/plugin-installer": true
         }
     }
diff --git a/phpstan-baseline.neon b/phpstan-baseline.neon
new file mode 100644
index 00000000000..9967f63509e
--- /dev/null
+++ b/phpstan-baseline.neon
@@ -0,0 +1,3279 @@
+parameters:
+	ignoreErrors:
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$ajax_call\\.$#"
+			count: 1
+			path: index.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_footer\\(\\)\\.$#"
+			count: 1
+			path: index.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: index.php
+
+		-
+			message: "#^Method rcube_output\\:\\:redirect\\(\\) invoked with 3 parameters, 0\\-2 required\\.$#"
+			count: 1
+			path: index.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 2
+			path: index.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:fail\\(\\)\\.$#"
+			count: 1
+			path: installer/test.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:pass\\(\\)\\.$#"
+			count: 1
+			path: installer/test.php
+
+		-
+			message: "#^Variable \\$DB might not be defined\\.$#"
+			count: 18
+			path: installer/test.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$ajax_call\\.$#"
+			count: 1
+			path: plugins/archive/archive.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 6
+			path: plugins/archive/archive.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:fetch_headers\\(\\)\\.$#"
+			count: 1
+			path: plugins/archive/archive.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:get_vendor\\(\\)\\.$#"
+			count: 1
+			path: plugins/archive/archive.php
+
+		-
+			message: """
+				#^Call to deprecated method get_uids\\(\\) of class rcmail\\:
+				since 1\\.5\\-beta, use rcmail_action\\:\\:get_uids\\(\\)$#
+			"""
+			count: 1
+			path: plugins/archive/archive.php
+
+		-
+			message: "#^Access to an undefined property rcube\\:\\:\\$action\\.$#"
+			count: 1
+			path: plugins/attachment_reminder/attachment_reminder.php
+
+		-
+			message: "#^Access to an undefined property rcube\\:\\:\\$task\\.$#"
+			count: 2
+			path: plugins/attachment_reminder/attachment_reminder.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_label\\(\\)\\.$#"
+			count: 1
+			path: plugins/attachment_reminder/attachment_reminder.php
+
+		-
+			message: "#^Access to an undefined property rcube\\:\\:\\$task\\.$#"
+			count: 1
+			path: plugins/emoticons/emoticons.php
+
+		-
+			message: "#^Access to an undefined property rcube\\:\\:\\$action\\.$#"
+			count: 6
+			path: plugins/enigma/enigma.php
+
+		-
+			message: "#^Access to an undefined property rcube\\:\\:\\$task\\.$#"
+			count: 3
+			path: plugins/enigma/enigma.php
+
+		-
+			message: "#^Cannot call method getExpirationDateTime\\(\\) on class\\-string\\|object\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_driver_gnupg.php
+
+		-
+			message: "#^Method enigma_driver_gnupg\\:\\:init\\(\\) should return enigma_error\\|null but return statement is missing\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_driver_gnupg.php
+
+		-
+			message: "#^Cannot access property \\$mime_id on string\\.$#"
+			count: 2
+			path: plugins/enigma/lib/enigma_driver_phpssl.php
+
+		-
+			message: "#^Cannot access property \\$uid on string\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_driver_phpssl.php
+
+		-
+			message: "#^Cannot call method get_part_body\\(\\) on string\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_driver_phpssl.php
+
+		-
+			message: "#^Method enigma_driver_phpssl\\:\\:parse_key\\(\\) should return enigma_key but return statement is missing\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_driver_phpssl.php
+
+		-
+			message: "#^Method enigma_driver_phpssl\\:\\:signature_algorithm\\(\\) should return string but return statement is missing\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_driver_phpssl.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$body\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$body_modified\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$mime_id\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$size\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Cannot access property \\$mime_id on array\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Cannot access property \\$mimetype on array\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Cannot access property \\$parts on array\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Method enigma_engine\\:\\:encrypt_message\\(\\) should return enigma_error but return statement is missing\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Method enigma_engine\\:\\:sign_message\\(\\) should return enigma_error but return statement is missing\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Variable \\$key in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 2
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Variable \\$sign_key in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_engine.php
+
+		-
+			message: "#^Method enigma_key\\:\\:find_subkey\\(\\) should return enigma_subkey\\|null but return statement is missing\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_key.php
+
+		-
+			message: "#^Method Mail_mimePart\\:\\:encode\\(\\) invoked with 2 parameters, 0\\-1 required\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_mime_message.php
+
+		-
+			message: "#^Variable \\$headers might not be defined\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_mime_message.php
+
+		-
+			message: "#^Variable \\$message might not be defined\\.$#"
+			count: 2
+			path: plugins/enigma/lib/enigma_mime_message.php
+
+		-
+			message: "#^Method enigma_subkey\\:\\:get_algorithm\\(\\) should return string but return statement is missing\\.$#"
+			count: 1
+			path: plugins/enigma/lib/enigma_subkey.php
+
+		-
+			message: "#^Variable \\$keyid might not be defined\\.$#"
+			count: 2
+			path: plugins/enigma/lib/enigma_ui.php
+
+		-
+			message: "#^Default value of the parameter \\#3 \\$strict \\(false\\) of method example_addressbook_backend\\:\\:search\\(\\) is incompatible with type int\\.$#"
+			count: 1
+			path: plugins/example_addressbook/example_addressbook_backend.php
+
+		-
+			message: "#^Method example_addressbook_backend\\:\\:get_group\\(\\) should return array\\|null but return statement is missing\\.$#"
+			count: 1
+			path: plugins/example_addressbook/example_addressbook_backend.php
+
+		-
+			message: "#^Binary operation \"\\+\" between string and 1 results in an error\\.$#"
+			count: 1
+			path: plugins/filesystem_attachments/filesystem_attachments.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:get_uploaded_file\\(\\)\\.$#"
+			count: 1
+			path: plugins/filesystem_attachments/filesystem_attachments.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:list_uploaded_files\\(\\)\\.$#"
+			count: 1
+			path: plugins/filesystem_attachments/filesystem_attachments.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$framed\\.$#"
+			count: 1
+			path: plugins/help/help.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handlers\\(\\)\\.$#"
+			count: 1
+			path: plugins/help/help.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:button\\(\\)\\.$#"
+			count: 1
+			path: plugins/help/help.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:set_pagetitle\\(\\)\\.$#"
+			count: 3
+			path: plugins/help/help.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: plugins/help/help.php
+
+		-
+			message: "#^Method rcube_output\\:\\:set_env\\(\\) invoked with 3 parameters, 2 required\\.$#"
+			count: 1
+			path: plugins/help/help.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$type\\.$#"
+			count: 1
+			path: plugins/jqueryui/jqueryui.php
+
+		-
+			message: "#^Access to protected property rcube_output\\:\\:\\$skins\\.$#"
+			count: 2
+			path: plugins/jqueryui/jqueryui.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:find_asset\\(\\)\\.$#"
+			count: 1
+			path: plugins/jqueryui/jqueryui.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_script\\(\\)\\.$#"
+			count: 1
+			path: plugins/jqueryui/jqueryui.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:include_css\\(\\)\\.$#"
+			count: 2
+			path: plugins/jqueryui/jqueryui.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:include_script\\(\\)\\.$#"
+			count: 2
+			path: plugins/jqueryui/jqueryui.php
+
+		-
+			message: "#^Call to method getMessage\\(\\) on an unknown class PEAR_Error\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve.php
+
+		-
+			message: "#^Default value of the parameter \\#4 \\$port \\(int\\) of method rcube_sieve\\:\\:__construct\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve.php
+
+		-
+			message: "#^Undefined variable\\: \\$list$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_engine.php
+
+		-
+			message: "#^Undefined variable\\: \\$msg$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_engine.php
+
+		-
+			message: "#^Variable \\$list in empty\\(\\) is never defined\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_engine.php
+
+		-
+			message: "#^Variable \\$msg in empty\\(\\) is never defined\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_engine.php
+
+		-
+			message: "#^Variable \\$parts in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_engine.php
+
+		-
+			message: "#^Variable \\$forward_tests in empty\\(\\) is never defined\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_forward.php
+
+		-
+			message: "#^Variable \\$parts in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_forward.php
+
+		-
+			message: "#^Method rcube_sieve_script\\:\\:get_var\\(\\) should return string but return statement is missing\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_script.php
+
+		-
+			message: "#^Variable \\$date_to might not be defined\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_vacation.php
+
+		-
+			message: "#^Variable \\$parts in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: plugins/managesieve/lib/Roundcube/rcube_sieve_vacation.php
+
+		-
+			message: "#^Access to an undefined property rcube\\:\\:\\$action\\.$#"
+			count: 1
+			path: plugins/managesieve/managesieve.php
+
+		-
+			message: "#^Access to an undefined property rcube\\:\\:\\$task\\.$#"
+			count: 2
+			path: plugins/managesieve/managesieve.php
+
+		-
+			message: """
+				#^Call to deprecated method get_uids\\(\\) of class rcmail\\:
+				since 1\\.5\\-beta, use rcmail_action\\:\\:get_uids\\(\\)$#
+			"""
+			count: 1
+			path: plugins/managesieve/managesieve.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 1
+			path: plugins/managesieve/tests/Engine.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: plugins/markasjunk/drivers/edit_headers.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:user_date\\(\\)\\.$#"
+			count: 2
+			path: plugins/markasjunk/drivers/email_learn.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$type\\.$#"
+			count: 1
+			path: plugins/markasjunk/drivers/jsevent.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_script\\(\\)\\.$#"
+			count: 1
+			path: plugins/markasjunk/drivers/jsevent.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$mime_id\\.$#"
+			count: 1
+			path: plugins/markasjunk/drivers/sa_detach.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: plugins/markasjunk/drivers/sa_detach.php
+
+		-
+			message: "#^Access to an undefined property rcube\\:\\:\\$action\\.$#"
+			count: 2
+			path: plugins/markasjunk/markasjunk.php
+
+		-
+			message: """
+				#^Call to deprecated method get_uids\\(\\) of class rcmail\\:
+				since 1\\.5\\-beta, use rcmail_action\\:\\:get_uids\\(\\)$#
+			"""
+			count: 1
+			path: plugins/markasjunk/markasjunk.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_footer\\(\\)\\.$#"
+			count: 1
+			path: plugins/new_user_dialog/new_user_dialog.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_script\\(\\)\\.$#"
+			count: 1
+			path: plugins/new_user_dialog/new_user_dialog.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: plugins/new_user_dialog/new_user_dialog.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$type\\.$#"
+			count: 1
+			path: plugins/newmail_notifier/newmail_notifier.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_label\\(\\)\\.$#"
+			count: 1
+			path: plugins/newmail_notifier/newmail_notifier.php
+
+		-
+			message: "#^Access to an undefined property COM\\:\\:\\$Domains\\.$#"
+			count: 1
+			path: plugins/password/drivers/hmail.php
+
+		-
+			message: "#^Call to an undefined method COM\\:\\:Authenticate\\(\\)\\.$#"
+			count: 1
+			path: plugins/password/drivers/hmail.php
+
+		-
+			message: "#^Undefined variable\\: \\$binddb$#"
+			count: 1
+			path: plugins/password/drivers/ldap_simple.php
+
+		-
+			message: "#^Variable \\$bindmech might not be defined\\.$#"
+			count: 1
+			path: plugins/password/drivers/ldap_simple.php
+
+		-
+			message: "#^Variable \\$bindrealm might not be defined\\.$#"
+			count: 1
+			path: plugins/password/drivers/ldap_simple.php
+
+		-
+			message: "#^Variable \\$result might not be defined\\.$#"
+			count: 1
+			path: plugins/password/drivers/miab.php
+
+		-
+			message: "#^Function pam_chpass invoked with 3 parameters, 4\\-5 required\\.$#"
+			count: 1
+			path: plugins/password/drivers/pam.php
+
+		-
+			message: "#^Comparison operation \"\\=\\=\" between \\(SimpleXMLElement\\|null\\) and 1017 results in an error\\.$#"
+			count: 1
+			path: plugins/password/drivers/plesk.php
+
+		-
+			message: "#^Call to method getMessage\\(\\) on an unknown class PEAR_Error\\.$#"
+			count: 1
+			path: plugins/password/drivers/poppassd.php
+
+		-
+			message: "#^Call to method Auth\\(\\) on an unknown class TinyCPConnector\\.$#"
+			count: 1
+			path: plugins/password/drivers/tinycp.php
+
+		-
+			message: "#^Call to method mail___mailserver___email_pass_change2\\(\\) on an unknown class TinyCPConnector\\.$#"
+			count: 1
+			path: plugins/password/drivers/tinycp.php
+
+		-
+			message: "#^Instantiated class TinyCPConnector not found\\.$#"
+			count: 1
+			path: plugins/password/drivers/tinycp.php
+
+		-
+			message: "#^Comparison operation \"\\<\" between Socket\\|false and 0 results in an error\\.$#"
+			count: 1
+			path: plugins/password/drivers/xmail.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: plugins/password/password.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:list_folders_direct\\(\\)\\.$#"
+			count: 1
+			path: plugins/subscriptions_option/subscriptions_option.php
+
+		-
+			message: "#^Access to an undefined property rcube_storage\\:\\:\\$methodCalls\\.$#"
+			count: 3
+			path: plugins/subscriptions_option/tests/SubscriptionsOption.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 1
+			path: plugins/subscriptions_option/tests/SubscriptionsOption.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:set_pagetitle\\(\\)\\.$#"
+			count: 1
+			path: plugins/userinfo/userinfo.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: plugins/userinfo/userinfo.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$ajax_call\\.$#"
+			count: 1
+			path: plugins/vcard_attachments/vcard_attachments.php
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+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$framed\\.$#"
+			count: 2
+			path: plugins/vcard_attachments/vcard_attachments.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_label\\(\\)\\.$#"
+			count: 1
+			path: plugins/vcard_attachments/vcard_attachments.php
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+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 2
+			path: plugins/vcard_attachments/vcard_attachments.php
+
+		-
+			message: "#^Call to deprecated method get_part_content\\(\\) of class rcube_message\\.$#"
+			count: 1
+			path: plugins/vcard_attachments/vcard_attachments.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_footer\\(\\)\\.$#"
+			count: 1
+			path: plugins/zipdownload/zipdownload.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:button\\(\\)\\.$#"
+			count: 1
+			path: plugins/zipdownload/zipdownload.php
+
+		-
+			message: """
+				#^Call to deprecated method get_uids\\(\\) of class rcmail\\:
+				since 1\\.5\\-beta, use rcmail_action\\:\\:get_uids\\(\\)$#
+			"""
+			count: 1
+			path: plugins/zipdownload/zipdownload.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: plugins/zipdownload/zipdownload.php
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+		-
+			message: "#^Method rcube_storage\\:\\:index\\(\\) invoked with 4 parameters, 0\\-3 required\\.$#"
+			count: 1
+			path: plugins/zipdownload/zipdownload.php
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+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 5
+			path: program/actions/contacts/delete.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_gui_object\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/edit.php
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+		-
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+			count: 1
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+		-
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+			path: program/actions/contacts/edit.php
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+		-
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+			count: 1
+			path: program/actions/contacts/edit.php
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+		-
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+			count: 1
+			path: program/actions/contacts/edit.php
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+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:template_exists\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/edit.php
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+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 2
+			path: program/actions/contacts/edit.php
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+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:header\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/export.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:sendExit\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/export.php
+
+		-
+			message: "#^Cannot call method next\\(\\) on array\\.$#"
+			count: 1
+			path: program/actions/contacts/export.php
+
+		-
+			message: "#^Result of method rcube_result_set\\:\\:next\\(\\) \\(void\\) is used\\.$#"
+			count: 1
+			path: program/actions/contacts/export.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/group_create.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/group_delete.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/group_delmembers.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/group_rename.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_gui_object\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/import.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handlers\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/import.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_label\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/import.php
+
+		-
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+			count: 3
+			path: program/actions/contacts/import.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:form_tag\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/import.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:set_pagetitle\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/import.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:template_exists\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/import.php
+
+		-
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+			count: 2
+			path: program/actions/contacts/import.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$ajax_call\\.$#"
+			count: 2
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:abs_url\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_gui_object\\(\\)\\.$#"
+			count: 6
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handlers\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_label\\(\\)\\.$#"
+			count: 5
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:asset_url\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/index.php
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+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/index.php
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+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:get_skin_file\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:include_script\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:set_pagetitle\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Cannot access property \\$count on array\\.$#"
+			count: 1
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Cannot call method next\\(\\) on array\\.$#"
+			count: 1
+			path: program/actions/contacts/index.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:get_group\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/list.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/list.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/mailto.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 4
+			path: program/actions/contacts/move.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:sendExit\\(\\)\\.$#"
+			count: 3
+			path: program/actions/contacts/photo.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handlers\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/print.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/actions/contacts/print.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:sendExit\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/qrcode.php
+
+		-
+			message: "#^Method rcmail_action_contacts_qrcode\\:\\:check_support\\(\\) should return string\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/actions/contacts/qrcode.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 6
+			path: program/actions/contacts/save.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 3
+			path: program/actions/contacts/save.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_gui_object\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/search.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handler\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/search.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 6
+			path: program/actions/contacts/search.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:request_form\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/search.php
+
+		-
+			message: "#^Cannot call method next\\(\\) on array\\.$#"
+			count: 1
+			path: program/actions/contacts/search.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/actions/contacts/search.php
+
+		-
+			message: "#^Variable \\$result in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: program/actions/contacts/search.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/search_create.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/search_delete.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_gui_object\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/show.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handlers\\(\\)\\.$#"
+			count: 1
+			path: program/actions/contacts/show.php
+
+		-
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+			count: 1
+			path: program/actions/contacts/show.php
+
+		-
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+			count: 1
+			path: program/actions/contacts/show.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/actions/contacts/show.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/undo.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 2
+			path: program/actions/contacts/upload_photo.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/actions/contacts/upload_photo.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/addcontact.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/attachment_delete.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/attachment_rename.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 9
+			path: program/actions/mail/attachment_upload.php
+
+		-
+			message: "#^Method rcmail_action_mail_attachment_upload\\:\\:check_message_size\\(\\) should return string but return statement is missing\\.$#"
+			count: 1
+			path: program/actions/mail/attachment_upload.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/actions/mail/attachment_upload.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/autocomplete.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handler\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/bounce.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 4
+			path: program/actions/mail/bounce.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 5
+			path: program/actions/mail/check_recent.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$subject\\.$#"
+			count: 2
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$uid\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Access to an undefined property object\\|object\\:\\:\\$mime_id\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:get_header\\(\\)\\.$#"
+			count: 13
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:get_multipart_encrypted_part\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:is_attachment\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:mime_parts\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_gui_object\\(\\)\\.$#"
+			count: 5
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handlers\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
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+			count: 2
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_script\\(\\)\\.$#"
+			count: 2
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:asset_url\\(\\)\\.$#"
+			count: 6
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:get_skin_path\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:include_script\\(\\)\\.$#"
+			count: 3
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:set_pagetitle\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: """
+				#^Call to deprecated method table_output\\(\\) of class rcmail\\:
+				since 1\\.5\\-beta, use rcmail_action\\:\\:table_output\\(\\)$#
+			"""
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Variable \\$to_addresses in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: program/actions/mail/compose.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/copy.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 6
+			path: program/actions/mail/delete.php
+
+		-
+			message: """
+				#^Call to deprecated method get_uids\\(\\) of class rcmail\\:
+				since 1\\.5\\-beta, use rcmail_action\\:\\:get_uids\\(\\)$#
+			"""
+			count: 1
+			path: program/actions/mail/delete.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 2
+			path: program/actions/mail/folder_expunge.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 6
+			path: program/actions/mail/folder_purge.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_gui_object\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/get.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handlers\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/get.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:page_headers\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/get.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:set_pagetitle\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/get.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/actions/mail/get.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 2
+			path: program/actions/mail/getunread.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/group_expand.php
+
+		-
+			message: "#^Cannot call method iterate\\(\\) on array\\.$#"
+			count: 1
+			path: program/actions/mail/group_expand.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_handlers\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/headers.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/headers.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/actions/mail/headers.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: program/actions/mail/import.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/actions/mail/import.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$charset\\.$#"
+			count: 2
+			path: program/actions/mail/index.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$ctype\\.$#"
+			count: 1
+			path: program/actions/mail/index.php
+
+		-
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+			count: 1
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+		-
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+		-
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+		-
+			message: """
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+			"""
+			count: 1
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+		-
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+		-
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+			count: 1
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+		-
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+			count: 1
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+		-
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+		-
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+		-
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+		-
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+		-
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+		-
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+			path: program/actions/settings/folder_unsubscribe.php
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+		-
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+
+		-
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+		-
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+		-
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+			message: "#^Call to an undefined method DateTimeInterface\\:\\:setTimezone\\(\\)\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Cannot cast array to string\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Method rcmail\\:\\:find_asset\\(\\) should return string\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Method rcmail\\:\\:get_address_book_id\\(\\) should return string\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Method rcmail\\:\\:get_uploaded_file\\(\\) should return array\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Method rcmail\\:\\:login_error\\(\\) should return int\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Method rcmail\\:\\:session_error\\(\\) should return string\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Variable \\$search_mods in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Variable \\$threading in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: program/include/rcmail.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$sets\\.$#"
+			count: 1
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Access to an undefined property rcube_message_part\\:\\:\\$exact_size\\.$#"
+			count: 1
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_gui_object\\(\\)\\.$#"
+			count: 4
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_label\\(\\)\\.$#"
+			count: 4
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_script\\(\\)\\.$#"
+			count: 2
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 2
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:form_tag\\(\\)\\.$#"
+			count: 1
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:get_skin_path\\(\\)\\.$#"
+			count: 1
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:include_css\\(\\)\\.$#"
+			count: 1
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:include_script\\(\\)\\.$#"
+			count: 3
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:request_form\\(\\)\\.$#"
+			count: 1
+			path: program/include/rcmail_action.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:get_uploaded_file\\(\\)\\.$#"
+			count: 1
+			path: program/include/rcmail_attachment_handler.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$ajax_call\\.$#"
+			count: 1
+			path: program/include/rcmail_oauth.php
+
+		-
+			message: "#^Method rcmail_oauth\\:\\:logout_after\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/include/rcmail_oauth.php
+
+		-
+			message: "#^Method rcmail_oauth\\:\\:refresh_access_token\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/include/rcmail_oauth.php
+
+		-
+			message: "#^Binary operation \"\\*\" between string and 100 results in an error\\.$#"
+			count: 1
+			path: program/include/rcmail_output_html.php
+
+		-
+			message: "#^Binary operation \"\\*\" between string and 10000 results in an error\\.$#"
+			count: 1
+			path: program/include/rcmail_output_html.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:get_header\\(\\)\\.$#"
+			count: 6
+			path: program/include/rcmail_sendmail.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:contact_create\\(\\)\\.$#"
+			count: 1
+			path: program/include/rcmail_sendmail.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:contact_exists\\(\\)\\.$#"
+			count: 1
+			path: program/include/rcmail_sendmail.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:get_address_book\\(\\)\\.$#"
+			count: 1
+			path: program/include/rcmail_sendmail.php
+
+		-
+			message: """
+				#^Call to deprecated method get_uids\\(\\) of class rcmail\\:
+				since 1\\.5\\-beta, use rcmail_action\\:\\:get_uids\\(\\)$#
+			"""
+			count: 2
+			path: program/include/rcmail_sendmail.php
+
+		-
+			message: "#^Call to method getMessage\\(\\) on an unknown class PEAR_Error\\.$#"
+			count: 1
+			path: program/include/rcmail_sendmail.php
+
+		-
+			message: "#^Method rcmail_sendmail\\:\\:generic_message_footer\\(\\) should return string\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/include/rcmail_sendmail.php
+
+		-
+			message: "#^Method rcmail_sendmail\\:\\:header_received\\(\\) should return string\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/include/rcmail_sendmail.php
+
+		-
+			message: "#^Variable \\$headers might not be defined\\.$#"
+			count: 1
+			path: program/include/rcmail_sendmail.php
+
+		-
+			message: "#^Cannot access property \\$count on array\\.$#"
+			count: 1
+			path: program/include/rcmail_utils.php
+
+		-
+			message: "#^Cannot call method next\\(\\) on array\\.$#"
+			count: 1
+			path: program/include/rcmail_utils.php
+
+		-
+			message: "#^Call to an undefined static method PEAR\\:\\:setErrorHandling\\(\\)\\.$#"
+			count: 1
+			path: program/lib/Roundcube/bootstrap.php
+
+		-
+			message: "#^Default value of the parameter \\#3 \\$ttl \\(int\\) of method rcube_cache_apc\\:\\:__construct\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/cache/apc.php
+
+		-
+			message: "#^Default value of the parameter \\#3 \\$ttl \\(int\\) of method rcube_cache_db\\:\\:__construct\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/cache/db.php
+
+		-
+			message: "#^Default value of the parameter \\#3 \\$ttl \\(int\\) of method rcube_cache_memcache\\:\\:__construct\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/cache/memcache.php
+
+		-
+			message: "#^Default value of the parameter \\#3 \\$ttl \\(int\\) of method rcube_cache_memcached\\:\\:__construct\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/cache/memcached.php
+
+		-
+			message: "#^Default value of the parameter \\#3 \\$ttl \\(int\\) of method rcube_cache_redis\\:\\:__construct\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/cache/redis.php
+
+		-
+			message: "#^Variable \\$params in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: program/lib/Roundcube/db/mysql.php
+
+		-
+			message: "#^Default value of the parameter \\#1 \\$select \\(array\\) of method html_select\\:\\:show\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/html.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:set_caching\\(\\)\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:set_messages_caching\\(\\)\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Call to method getCode\\(\\) on an unknown class PEAR_Error\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Call to method getMessage\\(\\) on an unknown class PEAR_Error\\.$#"
+			count: 2
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Call to method getUserInfo\\(\\) on an unknown class PEAR_Error\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Default value of the parameter \\#3 \\$ttl \\(int\\) of method rcube\\:\\:get_cache\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Method rcube\\:\\:get_user_password\\(\\) should return string but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Parameter \\$arg of method rcube\\:\\:raise_error\\(\\) has invalid type PEAR_Error\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Variable \\$labels in empty\\(\\) always exists and is always falsy\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Variable \\$messages in empty\\(\\) always exists and is always falsy\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube.php
+
+		-
+			message: "#^Method rcube_addressbook\\:\\:delete\\(\\) should return int\\|false but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_addressbook.php
+
+		-
+			message: "#^Result of method rcube_result_set\\:\\:next\\(\\) \\(void\\) is used\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_addressbook.php
+
+		-
+			message: "#^Variable \\$email in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 2
+			path: program/lib/Roundcube/rcube_addressbook.php
+
+		-
+			message: "#^Variable \\$required in empty\\(\\) is never defined\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_addresses.php
+
+		-
+			message: "#^Default value of the parameter \\#3 \\$ttl \\(int\\) of method rcube_cache\\:\\:__construct\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_cache.php
+
+		-
+			message: "#^Default value of the parameter \\#4 \\$ttl \\(int\\) of method rcube_cache\\:\\:factory\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_cache.php
+
+		-
+			message: "#^Method rcube_cache\\:\\:add_item\\(\\) should return bool but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_cache.php
+
+		-
+			message: "#^Method rcube_cache\\:\\:delete_item\\(\\) should return bool but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_cache.php
+
+		-
+			message: "#^Method rcube_charset\\:\\:check\\(\\) should return string\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_charset.php
+
+		-
+			message: "#^Variable \\$required in empty\\(\\) is never defined\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_contacts.php
+
+		-
+			message: "#^Method rcube_csv2vcard\\:\\:import\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_csv2vcard.php
+
+		-
+			message: "#^Undefined variable\\: \\$map$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_csv2vcard.php
+
+		-
+			message: "#^Variable \\$map in empty\\(\\) is never defined\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_csv2vcard.php
+
+		-
+			message: "#^Method rcube_html2text\\:\\:tags_preg_callback\\(\\) should return string but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_html2text.php
+
+		-
+			message: "#^Method rcube_image\\:\\:props\\(\\) should return array\\|null but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_image.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$sets\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Binary operation \"\\+\" between string and int results in an error\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Binary operation \"\\.\" between ' UID '\\|'UNDELETED UID ' and non\\-empty\\-array results in an error\\.$#"
+			count: 2
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:get\\(\\)\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:get_parameters\\(\\)\\.$#"
+			count: 2
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:revert\\(\\)\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Call to an undefined method object\\:\\:set_message_index\\(\\)\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Default value of the parameter \\#2 \\$part \\(int\\) of method rcube_imap\\:\\:get_message_part\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Method rcube_imap\\:\\:get_metadata\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Method rcube_imap\\:\\:md2annotate\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Method rcube_imap\\:\\:set_thread_flags\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Method rcube_imap\\:\\:structure_charset\\(\\) should return string but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Variable \\$folder in empty\\(\\) is never defined\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Variable \\$headers in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap.php
+
+		-
+			message: "#^Default value of the parameter \\#5 \\$ttl \\(int\\) of method rcube_imap_cache\\:\\:__construct\\(\\) is incompatible with type string\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_cache.php
+
+		-
+			message: "#^Variable \\$uids in empty\\(\\) always exists and is not falsy\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_cache.php
+
+		-
+			message: "#^Binary operation \"\\+\" between int\\<3, max\\> and string results in an error\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Binary operation \"\\-\" between string and 1 results in an error\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Call to method acquireCredentials\\(\\) on an unknown class GSSAPIContext\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Call to method initSecContext\\(\\) on an unknown class GSSAPIContext\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Call to method open\\(\\) on an unknown class KRB5CCache\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Call to method unwrap\\(\\) on an unknown class GSSAPIContext\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Call to method wrap\\(\\) on an unknown class GSSAPIContext\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Instantiated class GSSAPIContext not found\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Instantiated class KRB5CCache not found\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Method rcube_imap_generic\\:\\:ID2UID\\(\\) should return int but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Method rcube_imap_generic\\:\\:UID2ID\\(\\) should return int but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Method rcube_imap_generic\\:\\:getACL\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Method rcube_imap_generic\\:\\:getAnnotation\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Method rcube_imap_generic\\:\\:getHierarchyDelimiter\\(\\) should return string but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Method rcube_imap_generic\\:\\:getMetadata\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Method rcube_imap_generic\\:\\:listRights\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Method rcube_imap_generic\\:\\:myRights\\(\\) should return array but return statement is missing\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Static method rcube_utils\\:\\:proxy_protocol_header\\(\\) invoked with 2 parameters, 0\\-1 required\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Undefined variable\\: \\$otoken$#"
+			count: 2
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Variable \\$entries in empty\\(\\) is never defined\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Variable \\$found might not be defined\\.$#"
+			count: 2
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Variable \\$key might not be defined\\.$#"
+			count: 2
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Variable \\$mode might not be defined\\.$#"
+			count: 3
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Variable \\$result might not be defined\\.$#"
+			count: 3
+			path: program/lib/Roundcube/rcube_imap_generic.php
+
+		-
+			message: "#^Cannot call method get_set\\(\\) on array\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_imap_search.php
+
+		-
+			message: "#^Cannot call method bind\\(\\) on class\\-string\\|object\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_ldap.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$content_id\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_message.php
+
+		-
+			message: "#^Access to an undefined property object\\:\\:\\$content_location\\.$#"
+			count: 1
+			path: program/lib/Roundcube/rcube_message.php
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+			path: program/lib/Roundcube/session/php.php
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+			path: program/lib/Roundcube/session/php.php
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+		-
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+			path: public_html/plugins/archive/archive.php
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+		-
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+			path: public_html/plugins/archive/archive.php
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+		-
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+			path: public_html/plugins/archive/archive.php
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+		-
+			message: """
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+			"""
+			count: 1
+			path: public_html/plugins/archive/archive.php
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+		-
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+			path: public_html/plugins/attachment_reminder/attachment_reminder.php
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+			path: public_html/plugins/attachment_reminder/attachment_reminder.php
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+			path: public_html/plugins/emoticons/emoticons.php
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+		-
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+			path: public_html/plugins/enigma/enigma.php
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+		-
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+			count: 1
+			path: public_html/plugins/enigma/lib/enigma_driver_gnupg.php
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+		-
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+			path: public_html/plugins/enigma/lib/enigma_driver_gnupg.php
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+		-
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+			path: public_html/plugins/enigma/lib/enigma_driver_phpssl.php
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+		-
+			message: "#^Cannot access property \\$uid on string\\.$#"
+			count: 1
+			path: public_html/plugins/enigma/lib/enigma_driver_phpssl.php
+
+		-
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+			count: 1
+			path: public_html/plugins/enigma/lib/enigma_driver_phpssl.php
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+		-
+			message: "#^Method enigma_driver_phpssl\\:\\:parse_key\\(\\) should return enigma_key but return statement is missing\\.$#"
+			count: 1
+			path: public_html/plugins/enigma/lib/enigma_driver_phpssl.php
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+		-
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+			count: 1
+			path: public_html/plugins/enigma/lib/enigma_driver_phpssl.php
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+		-
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+			path: public_html/plugins/enigma/lib/enigma_engine.php
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+			path: public_html/plugins/enigma/lib/enigma_engine.php
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+			path: public_html/plugins/enigma/lib/enigma_engine.php
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+		-
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+			path: public_html/plugins/enigma/lib/enigma_engine.php
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+		-
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+		-
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+			path: public_html/plugins/enigma/lib/enigma_engine.php
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+			path: public_html/plugins/example_addressbook/example_addressbook_backend.php
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+			path: public_html/plugins/example_addressbook/example_addressbook_backend.php
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+			path: public_html/plugins/filesystem_attachments/filesystem_attachments.php
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+			path: public_html/plugins/filesystem_attachments/filesystem_attachments.php
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+			path: public_html/plugins/jqueryui/jqueryui.php
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+			path: public_html/plugins/jqueryui/jqueryui.php
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+			path: public_html/plugins/managesieve/lib/Roundcube/rcube_sieve_engine.php
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+			path: public_html/plugins/managesieve/lib/Roundcube/rcube_sieve_engine.php
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+			path: public_html/plugins/managesieve/lib/Roundcube/rcube_sieve_forward.php
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+		-
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+			path: public_html/plugins/managesieve/lib/Roundcube/rcube_sieve_vacation.php
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+			count: 1
+			path: public_html/plugins/managesieve/lib/Roundcube/rcube_sieve_vacation.php
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+			path: public_html/plugins/managesieve/managesieve.php
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+			path: public_html/plugins/managesieve/managesieve.php
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+			path: public_html/plugins/managesieve/tests/Engine.php
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+			path: public_html/plugins/markasjunk/markasjunk.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_footer\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/new_user_dialog/new_user_dialog.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_script\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/new_user_dialog/new_user_dialog.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/new_user_dialog/new_user_dialog.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$type\\.$#"
+			count: 1
+			path: public_html/plugins/newmail_notifier/newmail_notifier.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_label\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/newmail_notifier/newmail_notifier.php
+
+		-
+			message: "#^Access to an undefined property COM\\:\\:\\$Domains\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/hmail.php
+
+		-
+			message: "#^Call to an undefined method COM\\:\\:Authenticate\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/hmail.php
+
+		-
+			message: "#^Undefined variable\\: \\$binddb$#"
+			count: 1
+			path: public_html/plugins/password/drivers/ldap_simple.php
+
+		-
+			message: "#^Variable \\$bindmech might not be defined\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/ldap_simple.php
+
+		-
+			message: "#^Variable \\$bindrealm might not be defined\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/ldap_simple.php
+
+		-
+			message: "#^Variable \\$result might not be defined\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/miab.php
+
+		-
+			message: "#^Function pam_chpass invoked with 3 parameters, 4\\-5 required\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/pam.php
+
+		-
+			message: "#^Comparison operation \"\\=\\=\" between \\(SimpleXMLElement\\|null\\) and 1017 results in an error\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/plesk.php
+
+		-
+			message: "#^Call to method getMessage\\(\\) on an unknown class PEAR_Error\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/poppassd.php
+
+		-
+			message: "#^Call to method Auth\\(\\) on an unknown class TinyCPConnector\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/tinycp.php
+
+		-
+			message: "#^Call to method mail___mailserver___email_pass_change2\\(\\) on an unknown class TinyCPConnector\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/tinycp.php
+
+		-
+			message: "#^Instantiated class TinyCPConnector not found\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/tinycp.php
+
+		-
+			message: "#^Comparison operation \"\\<\" between Socket\\|false and 0 results in an error\\.$#"
+			count: 1
+			path: public_html/plugins/password/drivers/xmail.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/password/password.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:list_folders_direct\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/subscriptions_option/subscriptions_option.php
+
+		-
+			message: "#^Access to an undefined property rcube_storage\\:\\:\\$methodCalls\\.$#"
+			count: 3
+			path: public_html/plugins/subscriptions_option/tests/SubscriptionsOption.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/subscriptions_option/tests/SubscriptionsOption.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:set_pagetitle\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/userinfo/userinfo.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: public_html/plugins/userinfo/userinfo.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$ajax_call\\.$#"
+			count: 1
+			path: public_html/plugins/vcard_attachments/vcard_attachments.php
+
+		-
+			message: "#^Access to an undefined property rcube_output\\:\\:\\$framed\\.$#"
+			count: 2
+			path: public_html/plugins/vcard_attachments/vcard_attachments.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_label\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/vcard_attachments/vcard_attachments.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:command\\(\\)\\.$#"
+			count: 2
+			path: public_html/plugins/vcard_attachments/vcard_attachments.php
+
+		-
+			message: "#^Call to deprecated method get_part_content\\(\\) of class rcube_message\\.$#"
+			count: 1
+			path: public_html/plugins/vcard_attachments/vcard_attachments.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:add_footer\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/zipdownload/zipdownload.php
+
+		-
+			message: "#^Call to an undefined method rcube_output\\:\\:button\\(\\)\\.$#"
+			count: 1
+			path: public_html/plugins/zipdownload/zipdownload.php
+
+		-
+			message: """
+				#^Call to deprecated method get_uids\\(\\) of class rcmail\\:
+				since 1\\.5\\-beta, use rcmail_action\\:\\:get_uids\\(\\)$#
+			"""
+			count: 1
+			path: public_html/plugins/zipdownload/zipdownload.php
+
+		-
+			message: "#^Method rcube_output\\:\\:send\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: public_html/plugins/zipdownload/zipdownload.php
+
+		-
+			message: "#^Method rcube_storage\\:\\:index\\(\\) invoked with 4 parameters, 0\\-3 required\\.$#"
+			count: 1
+			path: public_html/plugins/zipdownload/zipdownload.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:get_uploaded_file\\(\\)\\.$#"
+			count: 1
+			path: tests/ActionTestCase.php
+
+		-
+			message: "#^Method rcube_output\\:\\:reset\\(\\) invoked with 1 parameter, 0 required\\.$#"
+			count: 1
+			path: tests/ActionTestCase.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:get_uploaded_file\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Contacts/UploadPhoto.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:get_uploaded_file\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Mail/AttachmentDelete.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:list_uploaded_files\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Mail/AttachmentDelete.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:get_uploaded_file\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Mail/AttachmentRename.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:get_uploaded_file\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Mail/AttachmentUpload.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 6
+			path: tests/Actions/Mail/Copy.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 7
+			path: tests/Actions/Mail/FolderExpunge.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 4
+			path: tests/Actions/Mail/Index.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Mail/Search.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Settings/FolderCreate.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 2
+			path: tests/Actions/Settings/FolderDelete.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Settings/FolderEdit.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 3
+			path: tests/Actions/Settings/FolderPurge.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 2
+			path: tests/Actions/Settings/FolderRename.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Settings/FolderSave.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 2
+			path: tests/Actions/Settings/FolderSize.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 2
+			path: tests/Actions/Settings/FolderSubscribe.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 2
+			path: tests/Actions/Settings/FolderUnsubscribe.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:registerFunction\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Settings/Folders.php
+
+		-
+			message: "#^Call to an undefined method rcube\\:\\:get_uploaded_file\\(\\)\\.$#"
+			count: 1
+			path: tests/Actions/Settings/Upload.php
+
+		-
+			message: "#^Call to an undefined method Tests\\\\Browser\\\\Browser\\:\\:assertEquals\\(\\)\\.$#"
+			count: 1
+			path: tests/Browser/Browser.php
+
+		-
+			message: "#^Call to an undefined method Tests\\\\Browser\\\\Browser\\:\\:getEnv\\(\\)\\.$#"
+			count: 1
+			path: tests/Browser/Browser.php
+
+		-
+			message: "#^Call to an undefined method rcube_storage\\:\\:get_vendor\\(\\)\\.$#"
+			count: 1
+			path: tests/Browser/bootstrap.php
+
+		-
+			message: "#^Call to deprecated method detect\\(\\) of class rcube_charset\\.$#"
+			count: 2
+			path: tests/Framework/Charset.php
+
+		-
+			message: """
+				#^Call to deprecated method utf16_to_utf8\\(\\) of class rcube_charset\\:
+				use self\\:\\:convert\\(\\)$#
+			"""
+			count: 1
+			path: tests/Framework/Charset.php
+
+		-
+			message: """
+				#^Call to deprecated method utf7_to_utf8\\(\\) of class rcube_charset\\:
+				use self\\:\\:convert\\(\\)$#
+			"""
+			count: 1
+			path: tests/Framework/Charset.php
+
+		-
+			message: """
+				#^Call to deprecated method utf7imap_to_utf8\\(\\) of class rcube_charset\\:
+				use self\\:\\:convert\\(\\)$#
+			"""
+			count: 1
+			path: tests/Framework/Charset.php
+
+		-
+			message: """
+				#^Call to deprecated method utf8_to_utf7imap\\(\\) of class rcube_charset\\:
+				use self\\:\\:convert\\(\\)$#
+			"""
+			count: 1
+			path: tests/Framework/Charset.php
+
+		-
+			message: "#^Variable \\$e might not be defined\\.$#"
+			count: 2
+			path: tests/Rcmail/Rcmail.php
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
new file mode 100644
index 00000000000..afc291e7d64
--- /dev/null
+++ b/phpstan.neon.dist
@@ -0,0 +1,9 @@
+includes:
+    - phpstan-baseline.neon
+
+parameters:
+    level: 2
+    paths:
+        - .
+    excludePaths:
+        - vendor