MediaWiki internal error.

Original exception: [00c862b25df9a7116c1b02d5] 2024-03-29 11:10:40: 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.