<p>DNN 9.01.01 </p> <p>Executing this simple feed from the "preview" on the feed list returns an "Internal Server Error". I've checked the admin log and copied a portion of it after showing the feed itself below: </p> <p>The feed: </p> <p>&lt;xmod:JsonFeed&gt; </p> <p>&lt;ListDataSource CommandText="SELECT FestivalID, FestivalTitle FROM la360_Festival" /&gt; </p> <p>&lt;HeaderTemplate&gt; [ &lt;/HeaderTemplate&gt; </p> <p>&lt;ItemTemplate&gt; { </p> <p> "FestivalID":"[[FestivalID]]", </p> <p> "FestivalName":"[[FestivalName]]" </p> <p> } </p> <p>&lt;/ItemTemplate&gt; </p> <p>&lt;SeparatorTemplate&gt; , &lt;/SeparatorTemplate&gt; </p> <p>&lt;FooterTemplate&gt; ] &lt;/FooterTemplate&gt; </p> <p>&lt;/xmod:JsonFeed&gt; </p> <p><br> </p> <p>A little of the event log error: </p> <p>"<strong>Message:</strong>Type 'KnowBetter.XModPro.Web.Controls.JsonFeed' does not have a public property named 'HeaderTemplate'. </p> <p><br> </p> <p><br> </p>