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Could'nt able to Add GridControl to project !

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GridView
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Madhu
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Madhu asked on 09 Jun 2009, 05:02 AM
Hi

I've installed Rad Controls for WPF "RadControls_for_WPF_2009_1_0526_TRIAL".But when i tried to add the RadGridView control to the project its giving error.Below i've pasted the error message shown in deign window.

Object reference not set to an instance of an object.
   at Telerik.Windows.Controls.GridView.GridViewVirtualizingPanel.get_HeightsCache() in c:\Builds\WPF_Scrum\GridView_WPF_2009_Q1_SP2\Sources\Development\Controls\GridView\GridView\GridView\Virtualization\GridViewVirtualizingPanel.cs:line 73
   at Telerik.Windows.Controls.GridView.GridViewVirtualizingPanel.get_ExtentHeight() in c:\Builds\WPF_Scrum\GridView_WPF_2009_Q1_SP2\Sources\Development\Controls\GridView\GridView\GridView\Virtualization\GridViewVirtualizingPanel.cs:line 505
   at Telerik.Windows.Controls.GridView.GridViewScrollViewer.UpdateScrollBars() in c:\Builds\WPF_Scrum\GridView_WPF_2009_Q1_SP2\Sources\Development\Controls\GridView\GridView\GridView\Virtualization\GridViewScrollViewer.cs:line 493
   at Telerik.Windows.Controls.GridView.GridViewScrollViewer.GridViewScrollViewer_LayoutUpdated(Object sender, EventArgs e) in c:\Builds\WPF_Scrum\GridView_WPF_2009_Q1_SP2\Sources\Development\Controls\GridView\GridView\GridView\Virtualization\GridViewScrollViewer.cs:line 513
   at System.Windows.ContextLayoutManager.fireLayoutUpdateEvent()
   at System.Windows.ContextLayoutManager.UpdateLayout()
   at System.Windows.ContextLayoutManager.UpdateLayoutCallback(Object arg)
   at System.Windows.Media.MediaContext.InvokeOnRenderCallback.DoWork()
   at System.Windows.Media.MediaContext.FireInvokeOnRenderCallbacks()
   at System.Windows.Media.MediaContext.RenderMessageHandlerCore(Object resizedCompositionTarget)
   at System.Windows.Media.MediaContext.RenderMessageHandler(Object resizedCompositionTarget)
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Boolean isSingleParameter)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)


Is there anything wrong happened while installing the package ?

With Regards,
Madhu k


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Vlad
Telerik team
answered on 09 Jun 2009, 06:59 AM
Hello Madhu ,

Please open support ticket and send us small project where we can reproduce and debug this exception.

Best wishes,
Vlad
the Telerik team

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Madhu
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answered on 09 Jun 2009, 09:58 AM
Hi

I've installed vs2008  SP1 update , then its working fine.I'm able to add controls to project.

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Madhu
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