TinyCLR.Config crash

While updating my board after arriving TinyCLR Config is crashing at the end.

Restarting shows that the update was successful :+1: this happens on both boards.
Crash-dump:

GHIElectronics.Bootloader.Interface.SerialInterface.UnexpectedResultException
HResult=0x80131500
Message=Exception of type ‘GHIElectronics.Bootloader.Interface.SerialInterface+UnexpectedResultException’ was thrown.
Source=GHIElectronics.Bootloader.Interface
StackTrace:
at GHIElectronics.Bootloader.Interface.SerialInterface.RunFirmware()
at GHIElectronics.TinyCLR.Config.DeviceConnection.d__41.MoveNext()
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at GHIElectronics.TinyCLR.Config.MainWindow.d__43.MoveNext()
at System.Runtime.CompilerServices.AsyncMethodBuilderCore.<>c.b__6_0(Object state)
at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
at System.Windows.Threading.DispatcherOperation.InvokeImpl()
at System.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(Object state)
at MS.Internal.CulturePreservingExecutionContext.CallbackWrapper(Object obj)
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at MS.Internal.CulturePreservingExecutionContext.Run(CulturePreservingExecutionContext 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, Int32 numArgs)
at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
at System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
at MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)
at System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)
at System.Windows.Threading.Dispatcher.PushFrame(DispatcherFrame frame)
at System.Windows.Application.RunDispatcher(Object ignore)
at System.Windows.Application.RunInternal(Window window)
at System.Windows.Application.Run(Window window)
at GHIElectronics.TinyCLR.Config.App.Main()

This exception was originally thrown at this call stack:
GHIElectronics.Bootloader.Interface.SerialInterface.RunFirmware()
GHIElectronics.TinyCLR.Config.DeviceConnection.UpdateFirmware(byte[], GHIElectronics.Bootloader.Interface.UploadFormat)
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(System.Threading.Tasks.Task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(System.Threading.Tasks.Task)
GHIElectronics.TinyCLR.Config.MainWindow.UpdateFirmwareFileButtonClick(object, System.Windows.RoutedEventArgs)
System.Runtime.CompilerServices.AsyncMethodBuilderCore.ThrowAsync.AnonymousMethod__6_0(object)
System.Windows.Threading.ExceptionWrapper.InternalRealCall(System.Delegate, object, int)
System.Windows.Threading.ExceptionWrapper.TryCatchWhen(object, System.Delegate, object, int, System.Delegate)
System.Windows.Threading.DispatcherOperation.InvokeImpl()
System.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(object)
…
[Call Stack Truncated]

Machine is running Windows 7 :crazy_face: Professional 64 Bit

Go to help->about and tell us what version please

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