Fatal error: Uncaught Error: Interface "MediaWiki\Extension\Notifications\Hooks\BeforeCreateEchoEventHook" not found in /home/hiphopdi/public_html/wiki2/extensions/OATHAuth/src/Hook/EchoHandler.php:14 Stack trace: #0 {main} thrown in /home/hiphopdi/public_html/wiki2/extensions/OATHAuth/src/Hook/EchoHandler.php on line 14