MediaWiki internal error.

Original exception: [ZgZvx@qwpU0J@DbJ2o-ejQAAABM] 2024-03-29 07:37:43: 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.