MediaWiki internal error.

Original exception: [ZgZrTDTwrS7Xa5wqZJdm3QAAAAw] 2024-03-29 07:18:38: 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.