AccessViolationException: Attempted to read or write protected memory. This is often an indication that other memory is corrupt.
StackTrace:
   at System.Windows.Media.Composition.DUCE.UnsafeNativeMethods.MilConnection_CloseBatch(IntPtr channelHandle)
   at System.Windows.Media.Composition.DUCE.Channel.Close()
   at System.Windows.Media.MediaContext.ChannelManager.RemoveSyncChannels()
   at System.Windows.Media.MediaContext.ChannelManager.RemoveChannels()
   at System.Windows.Media.MediaContext.Dispose()
   at System.EventHandler.Invoke(Object sender, EventArgs e)
   at System.Windows.Threading.Dispatcher.ShutdownImplInSecurityContext(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.Dispatcher.ShutdownImpl()
   at System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)
   at System.Windows.Application.RunDispatcher(Object ignore)
   at System.Windows.Application.RunInternal(Window window)
   at Quicker.App.Main()