MediaWiki internal error.

Original exception: [ZfkKN98rDEXvNcX6GYpl@AAAAAU] 2024-03-19 03:44:55: 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.