MediaWiki internal error.

Original exception: [ZgWk18tY4V8eJCBbgzEI_gAAABg] 2024-03-28 17:11:51: Fatal exception of type "Wikimedia\Rdbms\DBConnectionError"

Exception caught inside exception handler.

Set $wgShowExceptionDetails = true; at the bottom of LocalSettings.php to show detailed debugging information.