Fatal error: Uncaught Error: Class "TYPO3\CMS\Core\Log\LogLevel" not found in /var/www/html/cwtypo3/vendor/wapplersystems/zabbix_client/ext_localconf.php:9 Stack trace: #0 {main} thrown in /var/www/html/cwtypo3/vendor/wapplersystems/zabbix_client/ext_localconf.php on line 9