RadTreeview Q3 beta design time failure in vs2010

[Henri]

As with the tabcontrol, the same error in VS2010 designer with the treeview:

NullReferenceException was thrown on "TreeView": Cannot create an instance of "RadTreeView"

Object reference not set to an instance of an object.
   at Telerik.Windows.Controls.DragDrop.SilverlightDragDropProvider.Initialize() in c:\Builds\WPF_Scrum\Release_SL_2010_Q3\Sources\Development\Core\Controls\DragDrop\DragProviders\SilverlightDragDropProvider.cs:line 47
   at Telerik.Windows.Controls.DragDrop.SimulatedDragDropProvider..ctor() in c:\Builds\WPF_Scrum\Release_SL_2010_Q3\Sources\Development\Core\Controls\DragDrop\DragProviders\SimulatedDragDropProvider.cs:line 50
   at Telerik.Windows.Controls.DragDrop.RadDragAndDropManager.Initialize() in c:\Builds\WPF_Scrum\Release_SL_2010_Q3\Sources\Development\Core\Controls\DragDrop\RadDragAndDropManager.cs:line 248
   at Telerik.Windows.Controls.DragDrop.RadDragAndDropManager..cctor() in c:\Builds\WPF_Scrum\Release_SL_2010_Q3\Sources\Development\Core\Controls\DragDrop\RadDragAndDropManager.cs:line 222

Best regards,
Henri
 

Update:Also happens with RadDocking

[Tsvyatko]

Hi Henri,

Thank you for reporting this issue. We have already discovered the cause of the problem and it has been fixed. The fix will be available in the official release.

Please, excuse us for the inconvenience caused.

Regards,
Tsvyatko
the Telerik team