MediaWiki internal error.

Original exception: [ZgVRI23tNMz4-F5znr2QjwAAAEc] 2024-03-28 11:14:44: 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.