MediaWiki internal error.

Original exception: [ZgWTjAOn5q8YR1Xdfvea3QAAACQ] 2024-03-28 15:58:04: 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.