MediaWiki internal error.

Original exception: [26cd2f0b2ffe492f5299defb] 2024-03-29 11:28:39: 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.