MediaWiki internal error.

Original exception: [ZgbhT@XMFa1vYp0H1dIBwAAAAD0] 2024-03-29 15:42:08: 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.