MediaWiki internal error.

Original exception: [ZgZL3w1JINWWLc9J6JDWdwAAAII] 2024-03-29 05:04:31: 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.