Fatal error: Uncaught TypeError: Argument 1 passed to MWExceptionHandler::rollbackMasterChangesAndLog() must be an instance of Exception, instance of Error given, called in /volume1/web/wikiGrade1/includes/exception/MWExceptionHandler.php on line 137 and defined in /volume1/web/wikiGrade1/includes/exception/MWExceptionHandler.php:111 Stack trace: #0 /volume1/web/wikiGrade1/includes/exception/MWExceptionHandler.php(137): MWExceptionHandler::rollbackMasterChangesAndLog(Object(Error)) #1 [internal function]: MWExceptionHandler::handle(Object(Error)) #2 {main} thrown in /volume1/web/wikiGrade1/includes/exception/MWExceptionHandler.php on line 111