Empty records filter get error

[Nageswararao]

When we click on filter icon with zero records in the gridview, then it is giving unhandled exception error. Please look the error below:

Webpage error details

User Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; GTB6.6; InfoPath.2; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; .NET4.0C; .NET4.0E)
Timestamp: Mon, 2 May 2011 07:01:38 UTC

Message: Unhandled Error in Silverlight Application
Code: 4004   
Category: ManagedRuntimeError      
Message: System.NullReferenceException: Object reference not set to an instance of an object.
   at Telerik.Windows.Controls.GridView.FilteringDropDown.OnDropDownPopupOpened(Object sender, EventArgs e)
   at Telerik.Windows.Controls.PopupWrapper.OnPopupOpened(Object sender, EventArgs e)
   at MS.Internal.CoreInvokeHandler.InvokeEventHandler(Int32 typeIndex, Delegate handlerDelegate, Object sender, Object args)
   at MS.Internal.JoltHelper.FireEvent(IntPtr unmanagedObj, IntPtr unmanagedObjArgs, Int32 argsTypeIndex, Int32 actualArgsTypeIndex, String eventName)    

Line: 90
Char: 13
Code: 0

Please suggest how i restrict this.

[Ivan Ivanov]

Hi Nageswararao,

Unfortunately we were not able to reproduce such a unwanted behavior. Would you please confirm the version of RadControls that you are using.

All the best,
Ivan Ivanov
the Telerik team