MediaWiki internal error.

Original exception: [ZgYNKgB3q@Zn4w6j@pmVPwAAAL8] 2024-03-29 00:36:59: 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.