MediaWiki internal error.

Original exception: [ZgXK8WV-3@ScL96qFmGvyQAAAA4] 2024-03-28 19:54:25: 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.