Fatal error: Uncaught Error: Class "MediaWiki\Rest\SimpleHandler" not found in /home/floten1/q.tenbergen.ca/extensions/CheckUser/src/Api/Rest/Handler/UserAgentClientHintsHandler.php:31 Stack trace: #0 {main} thrown in /home/floten1/q.tenbergen.ca/extensions/CheckUser/src/Api/Rest/Handler/UserAgentClientHintsHandler.php on line 31