Fatal error: Uncaught Error: Class "TYPO3\CMS\Frontend\ContentObject\ContentObjectRenderer" not found in /home/.sites/884/site2951/web/test/luger/typo3conf/ext/gridelements/Classes/Plugin/Gridelements.php:39
Stack trace:
#0 {main}
  thrown in /home/.sites/884/site2951/web/test/luger/typo3conf/ext/gridelements/Classes/Plugin/Gridelements.php on line 39