MediaWiki internal error.

Original exception: [3826c469be6507ac8a51c8e5] 2024-03-29 09:31:50: 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.