[BUGFIX] Initialize logger in AbstractController (#1340)

Co-authored-by: Sebastian Meyer <[email protected]>

Classes/Controller/AbstractController.php

@@ -19,6 +19,7 @@
 use Psr\Log\LoggerAwareTrait;
 use TYPO3\CMS\Core\Configuration\ExtensionConfiguration;
 use TYPO3\CMS\Core\Localization\LanguageService;
+use TYPO3\CMS\Core\Log\LogManager;
 use TYPO3\CMS\Core\Pagination\PaginationInterface;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
 use TYPO3\CMS\Core\Utility\MathUtility;
@@ -111,6 +112,8 @@ protected function initialize(): void
         // Get extension configuration.
         $this->extConf = GeneralUtility::makeInstance(ExtensionConfiguration::class)->get('dlf');
 
+        $this->logger = GeneralUtility::makeInstance(LogManager::class)->getLogger(__CLASS__);
+
         $this->viewData = [
             'pageUid' => $this->pageUid,
             'uniqueId' => uniqid(),