Fatal error: Uncaught Error: Interface "MediaWiki\Extension\UserMerge\Hooks\AccountFieldsHook" not found in /home/reminder_calling/srg.kuality.ca/extensions/Echo/includes/UserMergeHooks.php:12 Stack trace: #0 {main} thrown in /home/reminder_calling/srg.kuality.ca/extensions/Echo/includes/UserMergeHooks.php on line 12