WARNING(2): "require_once(/www/htdocs/w00b9143/luftkessel/system/core/logging/SentryErrorHandler.inc.php): failed to open stream: No such file or directory"

Fatal error: require_once(): Failed opening required '/www/htdocs/w00b9143/luftkessel/system/core/logging/SentryErrorHandler.inc.php' (include_path='.:/usr/share/php:..') in /www/htdocs/w00b9143/luftkessel/GXMainComponents/Application.inc.php on line 289