RadTreeview Q3 beta design time failure in vs2010

2 posts, 0 answers
  1. Henri
    Henri avatar
    88 posts
    Member since:
    Aug 2008

    Posted 20 Oct 2010 Link to this post

    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,

    Update:Also happens with RadDocking

  2. Tsvyatko
    Tsvyatko avatar
    863 posts

    Posted 22 Oct 2010 Link to this post

    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.

    the Telerik team
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