MediaWiki internal error.

Original exception: [ZgWX-sss1GFDPi6kSZZ2rwAAAJM] 2024-03-28 16:17:02: Fatal exception of type "Wikimedia\Assert\PostconditionException"

Exception caught inside exception handler.

Set $wgShowExceptionDetails = true; at the bottom of LocalSettings.php to show detailed debugging information.