RSRP-287940: Unable to cast object of type 'WhereSelectEnumerableIterator`2[JetBrains.UI.Avalon.TreeListView.Contracts.INodeState,JetBrains.UI.Avalon.TreeListView.

  at JetBrains.UI.Avalon.TreeListView.TreeListViewAutomationPeer.GetChildrenCore() in c:\Work\merc\DotTrace-Trunk\Platform\src\UI\src\Controls\TreeListView\TreeListViewAutomationPeer.cs:line 98
     at System.Windows.Automation.Peers.AutomationPeer.EnsureChildren()
     at System.Windows.Automation.Peers.AutomationPeer.UpdateChildren()
     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.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.Media.MediaContext.Resize(ICompositionTarget resizedCompositionTarget)
     at System.Windows.Interop.HwndTarget.OnResize()
     at System.Windows.Interop.HwndTarget.HandleMessage(Int32 msg, IntPtr wparam, IntPtr lparam)
     at System.Windows.Interop.HwndSource.HwndTargetFilterMessage(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, Boolean isSingleParameter)
     at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)

  at JetBrains.Util.Logger.LogException(Exception ex) in c:\Work\merc\DotTrace-Trunk\Platform\src\Util\src\Logger\Logger.cs:line 613
     at JetBrains.Application.Env.Components.ReportUnhandledExceptions.<.ctor>b__6(Object sender, DispatcherUnhandledExceptionEventArgs args) in c:\Work\merc\DotTrace-Trunk\Platform\src\Shell\src\Application\Environment\Components\ReportUnhandledExceptions.cs:line 39
     at System.Windows.Threading.Dispatcher.CatchException(Exception e)
     at System.Windows.Threading.Dispatcher.CatchExceptionStatic(Object source, Exception e)
     at System.Windows.Threading.ExceptionWrapper.CatchException(Object source, Exception e, Delegate catchHandler)
     at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)
     at System.Windows.Threading.Dispatcher.WrappedInvoke(Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)
     at System.Windows.Threading.Dispatcher.InvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Boolean isSingleParameter)
     at System.Windows.Threading.Dispatcher.Invoke(DispatcherPriority priority, Delegate method, Object arg)
     at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
     at MS.Win32.UnsafeNativeMethods.ShowWindow(HandleRef hWnd, Int32 nCmdShow)
     at System.Windows.Window.ShowHelper(Object booleanBox)
     at System.Windows.Window.Show()
     at System.Windows.Window.ShowDialog()
     at JetBrains.UI.CrossFramework.WindowsFormsIntegration.ShowDialog(Window window, IWin32Window win32Owner) in c:\Work\merc\DotTrace-Trunk\Platform\src\UI\src\CrossFramework\WindowsFormsIntegration.cs:line 237
     at JetBrains.UI.Application.WindowUtil.<>c__DisplayClass1e.<ShowDialogWithGuardedCreation>b__18(LifetimeDefinition lifetimeDefinitionDialog, Lifetime lifetimeDialog) in c:\Work\merc\DotTrace-Trunk\Platform\src\UI\src\Extensions\WindowUtil.cs:line 382
     at JetBrains.DataFlow.Lifetimes.Define(Lifetime lifetime, String id, Action`2 FAtomic, ILogger logger) in c:\Work\merc\DotTrace-Trunk\Platform\src\Util\src\DataFlow\Lifetime\Lifetimes.cs:line 113
     at JetBrains.UI.Application.WindowUtil.<>c__DisplayClass1e.<ShowDialogWithGuardedCreation>b__17() in c:\Work\merc\DotTrace-Trunk\Platform\src\UI\src\Extensions\WindowUtil.cs:line 334
     at JetBrains.Util.Logger.Catch(Action action) in c:\Work\merc\DotTrace-Trunk\Platform\src\Util\src\Logger\Logger.cs:line 246
     at JetBrains.UI.Application.WindowUtil.ShowDialogWithGuardedCreation(Lifetime lifetime, Modality modality, Func`3 FCreateView, IThreading threading, Object ownerwindow) in c:\Work\merc\DotTrace-Trunk\Platform\src\UI\src\Extensions\WindowUtil.cs:line 332
     at JetBrains.UI.Application.WindowUtil.<>c__DisplayClass1e.<>c__DisplayClass23.<ShowDialogWithGuardedCreation>b__1b() in c:\Work\merc\DotTrace-Trunk\Platform\src\UI\src\Extensions\WindowUtil.cs:line 367
     at JetBrains.Util.Logger.Catch(Action action) in c:\Work\merc\DotTrace-Trunk\Platform\src\Util\src\Logger\Logger.cs:line 246
     at JetBrains.Threading.IThreadingEx.<>c__DisplayClass7.<>c__DisplayClass9.<ExecuteOrQueueWhenNotGuarded>b__4() in c:\Work\merc\DotTrace-Trunk\Platform\src\Shell\src\Threading\Invocator.cs:line 492

     at JetBrains.Threading.JetDispatcher.Closure.Execute() in c:\Work\merc\DotTrace-Trunk\Platform\src\Util\src\Concurrency\JetDispatcher.cs:line 827
     at JetBrains.Threading.JetDispatcher.ProcessQueue() in c:\Work\merc\DotTrace-Trunk\Platform\src\Util\src\Concurrency\JetDispatcher.cs:line 694
     at System.RuntimeMethodHandle._InvokeMethodFast(Object target, Object[] arguments, SignatureStruct& sig, MethodAttributes methodAttributes, RuntimeTypeHandle typeOwner)
     at System.RuntimeMethodHandle.InvokeMethodFast(Object target, Object[] arguments, Signature sig, MethodAttributes methodAttributes, RuntimeTypeHandle typeOwner)
     at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean skipVisibilityChecks)
     at System.Delegate.DynamicInvokeImpl(Object[] args)
     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)
     at System.Windows.Threading.Dispatcher.WrappedInvoke(Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)
     at System.Windows.Threading.DispatcherOperation.InvokeImpl()
     at System.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(Object state)
     at System.Threading.ExecutionContext.runTryCode(Object userData)
     at System.Runtime.CompilerServices.RuntimeHelpers.ExecuteCodeWithGuaranteedCleanup(TryCode code, CleanupCode backoutCode, Object userData)
     at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)
     at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
     at System.Windows.Threading.DispatcherOperation.Invoke()
     at System.Windows.Threading.Dispatcher.ProcessQueue()
     at System.Windows.Threading.Dispatcher.WndProcHook(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, Boolean isSingleParameter)
     at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)
     at System.Windows.Threading.Dispatcher.WrappedInvoke(Delegate callback, Object args, Boolean isSingleParameter, Delegate catchHandler)
     at System.Windows.Threading.Dispatcher.InvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Boolean isSingleParameter)
     at System.Windows.Threading.Dispatcher.Invoke(DispatcherPriority priority, Delegate method, Object arg)
     at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
     at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg)
     at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(Int32 dwComponentID, Int32 reason, Int32 pvLoopData)
     at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
     at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
     at System.Windows.Forms.Application.Run(Form mainForm)
     at JetBrains.dotTrace.Starter.ProgramHelper.<>c__DisplayClass4.<>c__DisplayClass6.<RunStandaloneApplication>b__2() in C:\Work\merc\DotTrace-Trunk\Src\DotTrace\src\Starter\ProgramHelper.cs:line 103
     at JetBrains.Util.Logger.Catch[TValue](Func`1 F) in c:\Work\merc\DotTrace-Trunk\Platform\src\Util\src\Logger\Logger.cs:line 264
     at JetBrains.dotTrace.Starter.ProgramHelper.<>c__DisplayClass4.<RunStandaloneApplication>b__1(Lifetime lifetime) in C:\Work\merc\DotTrace-Trunk\Src\DotTrace\src\Starter\ProgramHelper.cs:line 74
     at JetBrains.dotTrace.Starter.ProgramHelper.MainUsing[TRetVal](Func`2 F) in C:\Work\merc\DotTrace-Trunk\Src\DotTrace\src\Starter\ProgramHelper.cs:line 30
     at JetBrains.dotTrace.Starter.ProgramHelper.RunStandaloneApplication(String[] args, IStandaloneApplicationBuilder builder) in C:\Work\merc\DotTrace-Trunk\Src\DotTrace\src\Starter\ProgramHelper.cs:line 74
     at JetBrains.dotTrace.Starter.Program.Main(String[] args) in C:\Work\merc\DotTrace-Trunk\Src\DotTrace\src\Starter\Program.cs:line 11
     at System.AppDomain._nExecuteAssembly(Assembly assembly, String[] args)
     at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args)
     at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly()
     at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
     at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
     at System.Threading.ThreadHelper.ThreadStart()