System.Exception: Exception handled in FpSpread.WndProc ---> System.NullReferenceException: Object reference not set to an instance of an object.
at FarPoint.Win.Spread.SpreadView.a(Int32 A_0, MouseEventArgs A_1)
at FarPoint.Win.Spread.SpreadView.g(MouseEventArgs A_0)
at FarPoint.Win.Spread.FpSpread.OnMouseDown(MouseEventArgs e)
at System.Windows.Forms.Control.WmMouseDown(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at FarPoint.Win.Spread.FpSpread.WndProc(Message& m)
--- End of inner exception stack trace ---
at FarPoint.Win.Spread.FpSpread.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
这个异常不易重现,程序无法捕获 |
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