MediaWiki internal error.

Original exception: [ZgZ9JUU6zn0vYH6EbRjBxQAAADM] 2024-03-29 08:34:45: 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.