[Csgl-users] CsGL.Util.NativeException was unhandled. Message="The pixel format is invalid.

[<Hai...@co...>]

Hello,

I created a graphic library use CsGL. It works fine in some applications.
But I get the following exeption in one of the applications.  Does any body
knows the solution?


CsGL.Util.NativeException was unhandled
  Message="The pixel format is invalid.\r\n"
  Source="csgl"
  ID=2000
  StackTrace:
       at CsGL.Util.NativeException.Assert() in
C:\projets\csgl_1.x\src\CSharp\CsGL\Util\NativeException.cs:line 68
       at CsGL.Util.NativeException.AssertThrow(String msg) in
C:\projets\csgl_1.x\src\CSharp\CsGL\Util\NativeException.cs:line 76
       at CsGL.OpenGL.OpenGLContext.GrabContext(IntPtr gdi, IntPtr glctxt)
       at CsGL.OpenGL.OpenGLContext.Grab() in
C:\projets\csgl_1.x\src\CSharp\CsGL\OpenGL\OpenGLContext.cs:line 226
       at CsGL.OpenGL.OpenGLControl.OnPaint(PaintEventArgs pevent) in
C:\projets\csgl_1.x\src\CSharp\CsGL\OpenGL\OpenGLControl.cs:line 149
       at
System.Windows.Forms.Control.PaintWithErrorHandling(PaintEventArgs e, Int16
layer, Boolean disposeEventArgs)
       at System.Windows.Forms.Control.WmPaint(Message& m)
       at System.Windows.Forms.Control.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.DebuggableCallback(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 BeckmanCoulter.Tools.DataGenerator2.Program.Main() in
K:\hjia_algorithms_tools_datagenerator_scr8\ALGORITHMS\Tools\DataGenerator2\Program.cs:line


Thanks for any help.
Haiping


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