MediaWiki internal error.

Original exception: [ZgbOs9AZ3C4Je7tn7kSUywAAAEQ] 2024-03-29 14:22:43: 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.