diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 82a33f5ef..dff8993bb 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -12,17 +12,17 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     strategy:
       matrix:
-        versions: [{php: '8.1', solr: '9.9.0'}]
+        versions: [{php: '8.1', solr: '9.10.1'}, {php: '8.2', solr: '9.10.1'}]
       fail-fast: false
 
     name: PHP ${{ matrix.versions.php }} Test
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
 
       - name: Setup PHP ${{ matrix.versions.php }}
         uses: shivammathur/setup-php@v2
@@ -40,7 +40,7 @@ jobs:
 
       - name: Get Solr ${{ matrix.versions.solr }} from Cache
         id: cache-solr
-        uses: actions/cache@v3
+        uses: actions/cache@v5
         with:
           path: downloads
           key: solr-${{ matrix.versions.solr }}
@@ -77,7 +77,7 @@ jobs:
 
       - name: Test-admin
         run: php composer.phar test -- --testsuite admin
-        
+
       - name: Test-security
         run: php composer.phar test -- --testsuite security
 
diff --git a/Vagrantfile b/Vagrantfile
index fb2c3baa0..6aefaf536 100644
--- a/Vagrantfile
+++ b/Vagrantfile
@@ -2,10 +2,10 @@
 # vi: set ft=ruby :
 
 $software = <<SCRIPT
-# Downgrade to PHP 8.1
+# Downgrade to PHP 8.2
 apt-add-repository -y ppa:ondrej/php
 apt-get -yq update
-apt-get -yq install php8.1
+apt-get -yq install php8.2
 
 # Install MYSQL
 debconf-set-selections <<< "mysql-server mysql-server/root_password password root"
@@ -13,15 +13,15 @@ debconf-set-selections <<< "mysql-server mysql-server/root_password_again passwo
 apt-get -yq install mysql-server
 
 # Install required PHP packages
-apt-get -yq install php8.1-dom
-apt-get -yq install php8.1-mbstring
-apt-get -yq install php8.1-intl
-apt-get -yq install php8.1-gd
-apt-get -yq install php8.1-mcrypt
-apt-get -yq install php8.1-curl
-apt-get -yq install php8.1-zip
-apt-get -yq install php8.1-mysql
-apt-get -yq install php8.1-yaml
+apt-get -yq install php8.2-dom
+apt-get -yq install php8.2-mbstring
+apt-get -yq install php8.2-intl
+apt-get -yq install php8.2-gd
+apt-get -yq install php8.2-mcrypt
+apt-get -yq install php8.2-curl
+apt-get -yq install php8.2-zip
+apt-get -yq install php8.2-mysql
+apt-get -yq install php8.2-yaml
 
 # Install Java
 apt-get -yq install openjdk-11-jdk
@@ -155,7 +155,7 @@ echo "You can use 'ant reset-testdata' to reinitialize the database."
 SCRIPT
 
 Vagrant.configure("2") do |config|
-  config.vm.box = "bento/ubuntu-22.04"
+  config.vm.box = "bento/ubuntu-24.04"
 
   config.vm.synced_folder "workspace", "/vagrant/workspace", group: "www-data", create: true
 
@@ -163,7 +163,7 @@ Vagrant.configure("2") do |config|
   config.vm.network "forwarded_port", guest: 8983, host: 9983, host_ip: "127.0.0.1"
   config.vm.network "forwarded_port", guest: 3306, host: 3307, host_ip: "127.0.0.1"
 
-  ENV['SOLR_VERSION']="9.6.1"
+  ENV['SOLR_VERSION']="9.10.1"
 
   config.vm.provision "Install required software...", type: "shell", inline: $software
   config.vm.provision "Install pandoc...", type: "shell", inline: $pandoc
diff --git a/build.xml b/build.xml
index 9edabab7e..02445f212 100644
--- a/build.xml
+++ b/build.xml
@@ -19,9 +19,7 @@
     <property name="dbAdminPassword" value="" />
     <property name="solrIndexHost" value="localhost" />
     <property name="solrIndexPort" value="8983" />
-    <condition property="solrIndexPath" value="/" else="/solr">
-        <equals arg1="${phpVersion}" arg2="8.1" />
-    </condition>
+    <property name="solrIndexPath" value="/" />
     <property name="solrIndexCore" value="opus4" />
 
     <target name="analyse-code" depends="phpcs,phpmd,phpcpd,phploc" />
diff --git a/composer.json b/composer.json
index 777fb596d..b3c72befc 100644
--- a/composer.json
+++ b/composer.json
@@ -21,7 +21,7 @@
     "ext-readline": "*",
     "ext-sockets": "*",
     "ext-yaml": "*",
-    "opus4/zf1-future": "1.21.*",
+    "opus4/zf1-future": "1.25.0.x-dev as 1.21.4.x-dev",
     "jpgraph/jpgraph": "dev-master",
     "opus4-repo/opus4-common": "dev-master as 4.8.1",
     "opus4-repo/framework": "dev-master as 4.8.1",
diff --git a/library/Application/Console/Collection/AbstractCollectionCommand.php b/library/Application/Console/Collection/AbstractCollectionCommand.php
index f18e857e4..ad5fe8589 100644
--- a/library/Application/Console/Collection/AbstractCollectionCommand.php
+++ b/library/Application/Console/Collection/AbstractCollectionCommand.php
@@ -115,14 +115,14 @@ protected function processOptions(InputInterface $input)
             if ($srcRoleName !== null && $srcColNumber !== null) {
                 $role = CollectionRole::fetchByName($srcRoleName);
                 if ($role === null) {
-                    throw new Exception("CollectionRole with name '${srcRoleName}' not found.");
+                    throw new Exception("CollectionRole with name '{$srcRoleName}' not found.");
                 }
                 $collections = Collection::getModelRepository()->fetchCollectionsByRoleNumber(
                     $role->getId(),
                     $srcColNumber
                 );
                 if (count($collections) === 0) {
-                    throw new Exception("No collection found for role '${srcRoleName}' and number '$srcColNumber'.");
+                    throw new Exception("No collection found for role '{$srcRoleName}' and number '$srcColNumber'.");
                 }
                 $this->sourceCol = $collections[0];
             }
@@ -137,14 +137,14 @@ protected function processOptions(InputInterface $input)
             if ($destRoleName !== null && $destColNumber !== null) {
                 $role = CollectionRole::fetchByName($destRoleName);
                 if ($role === null) {
-                    throw new Exception("CollectionRole with name '${destRoleName}' not found.");
+                    throw new Exception("CollectionRole with name '{$destRoleName}' not found.");
                 }
                 $collections = Collection::getModelRepository()->fetchCollectionsByRoleNumber(
                     $role->getId(),
                     $destColNumber
                 );
                 if (count($collections) === 0) {
-                    throw new Exception("No collection found for role '${destRoleName}' and number '$destColNumber'.");
+                    throw new Exception("No collection found for role '{$destRoleName}' and number '$destColNumber'.");
                 }
                 $this->destCol = $collections[0];
             }
diff --git a/library/Application/Console/Collection/CopyCommand.php b/library/Application/Console/Collection/CopyCommand.php
index 612642fc9..8294ee418 100644
--- a/library/Application/Console/Collection/CopyCommand.php
+++ b/library/Application/Console/Collection/CopyCommand.php
@@ -75,7 +75,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         $sourceCount = count($sourceDocuments);
 
         if ($sourceCount === 0) {
-            $output->writeln("Collection (ID = ${sourceId}) does not contain documents.");
+            $output->writeln("Collection (ID = {$sourceId}) does not contain documents.");
             $output->writeln('');
             $output->writeln('  "' . $sourceCol->getDisplayName() . '"');
             $output->writeln('');
@@ -87,15 +87,15 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         $moveCount     = count($moveDocuments);
 
         if ($moveCount === 0) {
-            $output->writeln("Destination collection already contains all the documents (${sourceCount}) of source collection.");
+            $output->writeln("Destination collection already contains all the documents ({$sourceCount}) of source collection.");
             return self::SUCCESS;
         }
 
-        $output->writeln("Copy documents (${moveCount}) from source collection (ID = ${sourceId})");
+        $output->writeln("Copy documents ({$moveCount}) from source collection (ID = {$sourceId})");
         $output->writeln('');
         $output->writeln('  "' . $sourceCol->getDisplayName() . '"');
         $output->writeln('');
-        $output->writeln("to destination collection (ID = ${destId})");
+        $output->writeln("to destination collection (ID = {$destId})");
         $output->writeln('');
         $output->writeln('  "' . $destCol->getDisplayName() . '"');
         $output->writeln('');
diff --git a/library/Application/Console/Collection/MoveCommand.php b/library/Application/Console/Collection/MoveCommand.php
index 9670d913e..d9a05d2fa 100644
--- a/library/Application/Console/Collection/MoveCommand.php
+++ b/library/Application/Console/Collection/MoveCommand.php
@@ -75,18 +75,18 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         $sourceCount = count($sourceDocuments);
 
         if ($sourceCount === 0) {
-            $output->writeln("Collection (ID = ${sourceId}) does not contain documents.");
+            $output->writeln("Collection (ID = {$sourceId}) does not contain documents.");
             $output->writeln('');
             $output->writeln('  "' . $sourceCol->getDisplayName() . '"');
             $output->writeln('');
             return self::SUCCESS;
         }
 
-        $output->writeln("Move documents (${sourceCount}) from source collection (ID = ${sourceId})");
+        $output->writeln("Move documents ({$sourceCount}) from source collection (ID = {$sourceId})");
         $output->writeln('');
         $output->writeln('  "' . $sourceCol->getDisplayName() . '"');
         $output->writeln('');
-        $output->writeln("to destination collection (ID = ${destId})");
+        $output->writeln("to destination collection (ID = {$destId})");
         $output->writeln('');
         $output->writeln('  "' . $destCol->getDisplayName() . '"');
         $output->writeln('');
diff --git a/library/Application/Console/Collection/RemoveCommand.php b/library/Application/Console/Collection/RemoveCommand.php
index adea74888..106458aa6 100644
--- a/library/Application/Console/Collection/RemoveCommand.php
+++ b/library/Application/Console/Collection/RemoveCommand.php
@@ -210,7 +210,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         $targetCount     = count($targetDocuments);
 
         if ($targetCount === 0) {
-            $output->writeln("Collection (ID = ${targetId}) does not contain documents.");
+            $output->writeln("Collection (ID = {$targetId}) does not contain documents.");
             $output->writeln('');
             $output->writeln('  "' . $targetCol->getDisplayName() . '"');
             $output->writeln('');
@@ -220,7 +220,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
         $removeDocuments = null;
 
         if ($filterCol === null) {
-            $output->writeln("Remove all documents (${targetCount}) from collection (ID = ${targetId})");
+            $output->writeln("Remove all documents ({$targetCount}) from collection (ID = {$targetId})");
             $output->writeln('');
             $output->writeln('  "' . $targetCol->getDisplayName() . '"');
             $output->writeln('');
@@ -231,7 +231,7 @@ protected function execute(InputInterface $input, OutputInterface $output): int
             $filterCount     = count($filterDocuments);
 
             if ($filterCount === 0) {
-                $output->writeln("The filter collection (ID = ${filterId}) does not contain any documents.");
+                $output->writeln("The filter collection (ID = {$filterId}) does not contain any documents.");
                 $output->writeln('');
                 $output->writeln('  "' . $filterCol->getDisplayName() . '"');
                 $output->writeln('');
@@ -242,22 +242,22 @@ protected function execute(InputInterface $input, OutputInterface $output): int
             $removeCount     = count($removeDocuments);
 
             if ($removeCount === 0) {
-                $output->writeln("Non of the documents in the filter collection (ID = ${filterId})");
+                $output->writeln("Non of the documents in the filter collection (ID = {$filterId})");
                 $output->writeln('');
                 $output->writeln('  "' . $filterCol->getDisplayName() . '"');
                 $output->writeln('');
-                $output->writeln("are present in the target collection (ID= ${targetId})");
+                $output->writeln("are present in the target collection (ID= {$targetId})");
                 $output->writeln('');
                 $output->writeln('  "' . $targetCol->getDisplayName() . '"');
                 $output->writeln('');
                 return self::FAILURE;
             }
 
-            $output->writeln("Remove documents (${filterCount}) in collection (ID = ${filterId})");
+            $output->writeln("Remove documents ({$filterCount}) in collection (ID = {$filterId})");
             $output->writeln('');
             $output->writeln('  "' . $filterCol->getDisplayName() . '"');
             $output->writeln('');
-            $output->writeln("from collection (ID= ${targetId})");
+            $output->writeln("from collection (ID= {$targetId})");
             $output->writeln('');
             $output->writeln('  "' . $targetCol->getDisplayName() . '"');
             $output->writeln('');
diff --git a/library/Application/Controller/Plugin/SecurityRealm.php b/library/Application/Controller/Plugin/SecurityRealm.php
index 409e394b7..94effc112 100644
--- a/library/Application/Controller/Plugin/SecurityRealm.php
+++ b/library/Application/Controller/Plugin/SecurityRealm.php
@@ -40,6 +40,9 @@
  */
 class Application_Controller_Plugin_SecurityRealm extends Zend_Controller_Plugin_Abstract
 {
+    /** @var array */
+    private $groups;
+
     /**
      * Determine the current User's security role and set up Realm.
      *
diff --git a/library/Application/Util/BrowsingParams.php b/library/Application/Util/BrowsingParams.php
index 5a82fef7d..3f43a6a16 100644
--- a/library/Application/Util/BrowsingParams.php
+++ b/library/Application/Util/BrowsingParams.php
@@ -34,6 +34,9 @@ class Application_Util_BrowsingParams
     /** @var Zend_Controller_Request_Http */
     private $request;
 
+    /** @var Zend_Log */
+    private $log;
+
     /**
      * @param Zend_Controller_Request_Http $request
      * @param Zend_Log                     $log
diff --git a/tests/bin/install_solr_docker.sh b/tests/bin/install_solr_docker.sh
index 64e2ab971..959c80446 100755
--- a/tests/bin/install_solr_docker.sh
+++ b/tests/bin/install_solr_docker.sh
@@ -58,7 +58,7 @@ cd ../solr-$SOLR_VERSION
 ./bin/solr start -force --user-managed
 ./bin/solr create -c opus4
 cd server/solr/opus4/conf/
-rm -f managed-schema schema.xml solrconfig.xml
+rm -f *
 ln -s ../../../../../vendor/opus4-repo/search/conf/schema.xml schema.xml
 ln -s ../../../../../vendor/opus4-repo/search/conf/solrconfig.xml solrconfig.xml
 cd ../../../../
diff --git a/tests/library/Application/Console/Collection/MoveCommandTest.php b/tests/library/Application/Console/Collection/MoveCommandTest.php
index 15a12a80e..3a1fae133 100644
--- a/tests/library/Application/Console/Collection/MoveCommandTest.php
+++ b/tests/library/Application/Console/Collection/MoveCommandTest.php
@@ -157,7 +157,7 @@ public function testMoveDocumentsFromEmptyCollection()
 
         $colId1 = $col2->getId();
 
-        $this->assertStringContainsString("Collection (ID = ${colId1}) does not contain documents.", $output);
+        $this->assertStringContainsString("Collection (ID = {$colId1}) does not contain documents.", $output);
     }
 
     public function testCollectionIdNotFound()
@@ -217,7 +217,7 @@ public function testSourceCollectionUsingUnknownColNumberNotFound()
         $this->assertCount(0, $col2->getDocumentIds());
 
         $this->expectException(Exception::class);
-        $this->expectExceptionMessage("No collection found for role '${roleName}' and number 'col3'.");
+        $this->expectExceptionMessage("No collection found for role '{$roleName}' and number 'col3'.");
 
         $this->tester->execute([
             '--no-interaction'                           => true,
@@ -265,7 +265,7 @@ public function testDestinationCollectionUsingUnknownColNumberNotFound()
         $this->assertCount(0, $col2->getDocumentIds());
 
         $this->expectException(Exception::class);
-        $this->expectExceptionMessage("No collection found for role '${roleName}' and number 'col3'.");
+        $this->expectExceptionMessage("No collection found for role '{$roleName}' and number 'col3'.");
 
         $this->tester->execute([
             '--no-interaction'                           => true,
diff --git a/tests/modules/ControllerTestCaseTest.php b/tests/modules/ControllerTestCaseTest.php
index 183b70013..a66903190 100644
--- a/tests/modules/ControllerTestCaseTest.php
+++ b/tests/modules/ControllerTestCaseTest.php
@@ -179,13 +179,6 @@ public function testDisableEnableTranslation()
 
         $translator = Application_Translate::getInstance();
         $this->assertFalse($translator->isTranslated('LastName'));
-
-        $this->enableTranslation();
-
-        $translator = Application_Translate::getInstance();
-        $this->assertTrue($translator->isTranslated('LastName'));
-
-        $this->assertSame($defaultTranslator, $translator);
     }
 
     public function testGetWorkspacePath()
diff --git a/tests/modules/admin/forms/Document/NoteTest.php b/tests/modules/admin/forms/Document/NoteTest.php
index 9c5633268..b0ce6572a 100644
--- a/tests/modules/admin/forms/Document/NoteTest.php
+++ b/tests/modules/admin/forms/Document/NoteTest.php
@@ -37,6 +37,9 @@
  */
 class Admin_Form_Document_NoteTest extends ControllerTestCase
 {
+    /** @var string[] */
+    protected $additionalResources = ['database'];
+
     public function testCreateForm()
     {
         $form = new Admin_Form_Document_Note();
diff --git a/tests/modules/frontdoor/controllers/IndexControllerTest.php b/tests/modules/frontdoor/controllers/IndexControllerTest.php
index e29dd2875..c8e08acbe 100644
--- a/tests/modules/frontdoor/controllers/IndexControllerTest.php
+++ b/tests/modules/frontdoor/controllers/IndexControllerTest.php
@@ -1586,11 +1586,11 @@ public function testRenderingGndSubjectLink()
         $config     = $this->getConfig();
         $gndLinkUrl = $config->gnd->baseUrl . '4130303-9';
 
-        $this->dispatch("/frontdoor/index/index/docId/${docId}");
+        $this->dispatch("/frontdoor/index/index/docId/{$docId}");
 
-        $this->assertXpath("//a[@href=\"${gndLinkUrl}\"]");
+        $this->assertXpath("//a[@href=\"{$gndLinkUrl}\"]");
         $this->assertXpathContentContains('//em[contains(@class,"subject")]', 'Bauhaus');
-        $this->assertXpathContentContains("//a[@href=\"${gndLinkUrl}\"]", 'GND');
+        $this->assertXpathContentContains("//a[@href=\"{$gndLinkUrl}\"]", 'GND');
 
         $this->assertXpathContentContains('//em[contains(@class, "subject")]', 'mytag');
         $this->assertNotXpathContentContains('//a', 'mytag'); // no link for 'mytag'
diff --git a/tests/modules/frontdoor/models/AuthorsTest.php b/tests/modules/frontdoor/models/AuthorsTest.php
index 4d473500e..1db737d06 100644
--- a/tests/modules/frontdoor/models/AuthorsTest.php
+++ b/tests/modules/frontdoor/models/AuthorsTest.php
@@ -236,7 +236,7 @@ public function testGetContactableAuthorsNoAuthors()
         $author->setFirstName('John');
         $author->setLastName('Doe');
         $author->setEmail('doe@example.org');
-        $this->authorId = $author->store();
+        $author->store();
 
         $linkPerson = $doc->addPersonAuthor($author);
         $linkPerson->setAllowEmailContact(false);
diff --git a/tests/modules/oai/models/DocumentListTest.php b/tests/modules/oai/models/DocumentListTest.php
index 29e6a7656..5f5fa124c 100644
--- a/tests/modules/oai/models/DocumentListTest.php
+++ b/tests/modules/oai/models/DocumentListTest.php
@@ -76,9 +76,9 @@ public function testIntervalOAIPMHQueries()
         $file = $this->createOpusTestFile('article.txt');
         $file->setVisibleInOai(1);
         $doc->addFile($file);
-        $this->docId = $doc->store();
+        $docId = $doc->store();
 
-        $doc                = Document::get($this->docId);
+        $doc                = Document::get($docId);
         $serverDateModified = $doc->getServerDateModified();
 
         $today = new DateTime();
@@ -120,8 +120,8 @@ public function testIntervalOAIPMHQueries()
             $docIds        = $docListModel->query($oaiRequest);
 
             $this->assertTrue(
-                in_array($this->docId, $docIds),
-                "Response must contain document id $this->docId: " . var_export($interval, true)
+                in_array($docId, $docIds),
+                "Response must contain document id {$docId}: " . var_export($interval, true)
             );
         }
     }
@@ -134,9 +134,9 @@ public function testIntervalOAIPMHQueryWithoutTestDoc()
     {
         $doc = $this->createTestDocument();
         $doc->setServerState('published');
-        $this->docId = $doc->store();
+        $docId = $doc->store();
 
-        $doc                = Document::get($this->docId);
+        $doc                = Document::get($docId);
         $serverDateModified = $doc->getServerDateModified();
 
         $today = new DateTime();
@@ -179,7 +179,7 @@ public function testIntervalOAIPMHQueryWithoutTestDoc()
             $docListModel  = new Oai_Model_DocumentList($server);
             $docIds        = $docListModel->query($oaiRequest);
 
-            $this->assertFalse(in_array($this->docId, $docIds), "Response must NOT contain document id $this->docId: " . var_export($interval, true));
+            $this->assertFalse(in_array($docId, $docIds), "Response must NOT contain document id {$docId}: " . var_export($interval, true));
         }
     }
 
diff --git a/tests/modules/rss/controllers/IndexControllerTest.php b/tests/modules/rss/controllers/IndexControllerTest.php
index 489daf72c..05a537d1f 100644
--- a/tests/modules/rss/controllers/IndexControllerTest.php
+++ b/tests/modules/rss/controllers/IndexControllerTest.php
@@ -69,7 +69,7 @@ public function testUnavailableSolrServerReturns503()
         $this->dispatch('/rss/index/index/searchtype/all');
         $body = $this->getResponse()->getBody();
 
-        $this->assertStringNotContainsString("http://${host}:${port}/solr/corethatdoesnotexist", $body);
+        $this->assertStringNotContainsString("http://{$host}:{$port}/solr/corethatdoesnotexist", $body);
         $this->assertStringContainsString("The search service is currently not available.", $body);
 
         $this->assertResponseCode(503);
diff --git a/tests/modules/solrsearch/controllers/BrowseControllerTest.php b/tests/modules/solrsearch/controllers/BrowseControllerTest.php
index 9a9986852..f3b79b8e1 100644
--- a/tests/modules/solrsearch/controllers/BrowseControllerTest.php
+++ b/tests/modules/solrsearch/controllers/BrowseControllerTest.php
@@ -305,7 +305,7 @@ public function testUnavailableServiceReturnsHttpCode503()
         $this->dispatch('/solrsearch/browse/doctypes');
 
         $body = $this->getResponse()->getBody();
-        // $this->assertStringNotContainsString("http://${host}:${port}/solr/corethatdoesnotexist", $body);
+        // $this->assertStringNotContainsString("http://{$host}:{$port}/solr/corethatdoesnotexist", $body);
         $this->assertStringContainsString("exception 'Application_SearchException' with message 'error_search_unavailable'", $body);
         $this->assertResponseCode(503);
     }
diff --git a/tests/modules/solrsearch/controllers/IndexControllerTest.php b/tests/modules/solrsearch/controllers/IndexControllerTest.php
index d93efdabb..30aad05f9 100644
--- a/tests/modules/solrsearch/controllers/IndexControllerTest.php
+++ b/tests/modules/solrsearch/controllers/IndexControllerTest.php
@@ -720,7 +720,7 @@ public function testUnavailableSolrServerReturns503()
         $this->dispatch('/solrsearch/browse/doctypes');
 
         $body = $this->getResponse()->getBody();
-        $this->assertStringNotContainsString("http://${host}:${port}/solr/corethatdoesnotexist", $body);
+        $this->assertStringNotContainsString("http://{$host}:{$port}/solr/corethatdoesnotexist", $body);
         $this->assertStringContainsString('The search service is currently not available.', $body);
         $this->assertResponseCode(503);
     }
diff --git a/tests/support/ControllerTestCase.php b/tests/support/ControllerTestCase.php
index e29f0fb0e..8759861f2 100644
--- a/tests/support/ControllerTestCase.php
+++ b/tests/support/ControllerTestCase.php
@@ -36,6 +36,7 @@
 use Opus\Common\DocumentInterface;
 use Opus\Common\File;
 use Opus\Common\FileInterface;
+use Opus\Common\Log\LogService;
 use Opus\Common\LoggingTrait;
 use Opus\Common\Model\ModelException;
 use Opus\Common\Model\ModelInterface;
@@ -81,9 +82,6 @@ class ControllerTestCase extends TestCase
     /** @var array */
     private $tempFiles = [];
 
-    /** @var Application_Translate|null */
-    private $translatorBackup;
-
     /** @var string */
     private $workspacePath;
 
@@ -1095,31 +1093,19 @@ public function setBaseUrl($baseUrl)
      */
     public function disableTranslation()
     {
-        if ($this->translatorBackup === null) {
-            $this->translatorBackup = Application_Translate::getInstance();
-        }
+        $logService = LogService::getInstance();
+        $logger     = $logService->getLog('translation');
 
         $translate = new Application_Translate([
             'adapter' => 'array',
             'content' => [],
             'locale'  => 'auto',
+            'log'     => $logger,
         ]);
 
         Application_Translate::setInstance($translate);
     }
 
-    /**
-     * Resets translations with original (bootstrap) translation object.
-     *
-     * This function restores translation if disableTranslation has been called before.
-     */
-    public function enableTranslation()
-    {
-        if ($this->translatorBackup !== null) {
-            Application_Translate::setInstance($this->translatorBackup);
-        }
-    }
-
     /**
      * Allow the given user (identified by his or her name) to access the given module.
      * Returns true if access permission was added; otherwise false.
diff --git a/tests/support/CrudControllerTestCase.php b/tests/support/CrudControllerTestCase.php
index fe894d0c8..b12fa9d18 100644
--- a/tests/support/CrudControllerTestCase.php
+++ b/tests/support/CrudControllerTestCase.php
@@ -72,8 +72,6 @@ public function setUp(): void
 
         $this->createsModels = false;
 
-        $this->licences = [];
-
         $models = $this->getModels();
 
         foreach ($models as $model) {