MediaWiki internal error.

Original exception: [ZgX@k2e0g@8MUdH4uQqCOwAAAAQ] 2024-03-28 23:34:43: 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.