MediaWiki internal error.

Original exception: [ZgVVHp-y8iGO9ULRfxJghwAAAu4] 2024-03-28 11:31:42: 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.