at System.Windows.Forms.Clipboard.ThrowIfFailed(Int32 hr) at System.Windows.Forms.Clipboard.GetDataObject(Int32 retryTimes, Int32 retryDelay) at System.Windows.Forms.Clipboard.GetDataObject() at System.Windows.Forms.Clipboard.ContainsText(TextDataFormat format) at ClipboardHistory.ItemBulder.FromClipboard() at ClipboardHistory.MainWindow.ClipboardChanged(Object sender, EventArgs e) at ClipboardHistory.Win32.ClipboardManager.OnClipboardChanged() at ClipboardHistory.Win32.ClipboardManager.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled) at System.Windows.Interop.HwndSource.PublicHooksFilterMessage(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)