Fatal error: Uncaught Error: Class "MediaWiki\Context\ContextSource" not found in /home/floten1/q.tenbergen.ca/extensions/MobileFrontend/includes/MobileContext.php:15 Stack trace: #0 {main} thrown in /home/floten1/q.tenbergen.ca/extensions/MobileFrontend/includes/MobileContext.php on line 15