MediaWiki internal error.

Original exception: [99d6e968047b886b7ac86042] 2024-03-29 10:16:44: 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.