MediaWiki internal error.

Original exception: [c86ae893c4436aad7035d3fb] 2024-03-29 02:11:43: 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.