MediaWiki internal error.

Original exception: [ZgV9Dla7u@U7f@AeXArw2AAAAAg] 2024-03-28 14:22:07: 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.