MediaWiki internal error.

Original exception: [b9971e79f2da570cff5b7f2c] 2024-03-29 14:46:27: 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.