When click on Manage Results Test Studio sometimes crashes (refer to the screenshot attached) and the following exception is thrown in the log:

[02/02 08:48:28,Telerik.TestStudio.Desktop.exe(7056:1),Error] App.LogUnhandledException() : EXCEPTION! (see below)
     Situation: Unhandled exception!
     Outer Exception Type: System.NullReferenceException
     Message: Object reference not set to an instance of an object.
     HRESULT: 0x80004003 (Official ID (if app.) = E_POINTER, Error Bit = FAILED, Facility = FACILITY_NULL, Code = 16387)
     Call Stack:
          at Telerik.Windows.Automation.Peers.RadBusyIndicatorAutomationPeer.GetCustomPropertyValuesCore()
          at Telerik.Windows.Automation.Peers.RadBusyIndicatorAutomationPeer.GetItemStatusCore()
          at System.Windows.Automation.Peers.AutomationPeer.UpdateSubtree()
          at System.Windows.Automation.Peers.AutomationPeer.UpdateSubtree()
          at System.Windows.Automation.Peers.AutomationPeer.UpdateSubtree()
          at System.Windows.ContextLayoutManager.fireAutomationEvents()
          at System.Windows.ContextLayoutManager.UpdateLayout()
          at System.Windows.UIElement.UpdateLayout()
          at System.Windows.Interop.HwndSource.Process_WM_SIZE(UIElement rootUIElement, IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam)
          at System.Windows.Interop.HwndSource.LayoutFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
          at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
          at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
          at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
          at MS.Internal.Threading.ExceptionFilterHelper.TryCatchWhen(Object source, Delegate method, Object args, Int32 numArgs, Delegate catchHandler)