MediaWiki internal error.

Original exception: [20dd99d1b4b061f07e9a6ea3] 2024-03-29 11:52:55: Fatal exception of type "Wikimedia\Rdbms\DBQueryError"

Exception caught inside exception handler.

Set $wgShowExceptionDetails = true; and $wgShowDBErrorBacktrace = true; at the bottom of LocalSettings.php to show detailed debugging information.