MediaWiki internal error.

Original exception: [ZgabvSRzt3WwAgV7bPFA_gAAAE4] 2024-03-29 10:45:17: 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.