MediaWiki internal error.<br />
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Original exception: [821b7b1ea811fc805ff42841] 2024-04-18 15:41:13: Fatal exception of type &quot;MWUnknownContentModelException&quot;<br />
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Exception caught inside exception handler.<br />
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Set $wgShowExceptionDetails = true; at the bottom of LocalSettings.php to show detailed debugging information.<br />