Fix to Data not being loaded by event grid

prs.shared/Grids/EventGrid.cs

@@ -27,6 +27,8 @@ public class EventGrid : DynamicDataGrid<Event>
     {
         base.Init();
 
+        HiddenColumns.Add(x => x.Data);
+
         ActionColumns.Add(new DynamicImageColumn(Subscribed_Image) { ToolTip = Subscribed_ToolTip });
         ActionColumns.Add(new DynamicMenuColumn(BuildMenu));
     }