MediaWiki internal error.

Original exception: [ZgWMbCF@XFMhq9SOj6n5CQAAAF8] 2024-03-28 15:27:41: 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.