[vtkusers] Error during cleanup: wglMakeCurrent failed in Clean()
Francois Bertel
francois.bertel at kitware.com
Thu Nov 26 12:52:33 EST 2009
Great!
Patch committed in VTK head in revision 1.163 of vtkWin32OpenGLRenderWindow.cxx
PS: don't thank me, you and "Levap" did all the work!
On Thu, Nov 26, 2009 at 12:15 PM, Zamir Khan <zkhan at modusmed.com> wrote:
> Francois, I have confirmed that the suggested fix resolves the issue I was
> seeing - it now works as expected on both platforms.
>
> Thanks a lot for your help,
> Zamir
>
> Francois Bertel wrote:
>>
>> Thanks for pointing at to this bug report.
>>
>> Can you try it on your local copy by changing line 111 (void
>> vtkWin32OpenGLRenderWindow::Clean() ):
>>
>> from
>>
>> if (wglMakeCurrent(NULL, NULL) != TRUE)
>>
>> to
>> if (wglMakeCurrent(this->DeviceContext, NULL) != TRUE)
>>
>>
>> and tell us if it fixes your issue with Intel. If so, I'll commit the
>> patch.
>>
>> On Thu, Nov 26, 2009 at 9:53 AM, Zamir Khan <zkhan at modusmed.com>
>> <mailto:zkhan at modusmed.com%3E> wrote:
>> > My apologies, I misread the status, it is still open and not fixed. I am
>> > fairly certain that this is the problem I'm seeing.
>> >
>> > Zamir Khan wrote:
>> >>
>> >> I think I've found the issue I'm encountering:
>> >> http://www.cmake.org/Bug/bug_view_advanced_page.php?bug_id=7119, but it
>> >> is supposed to be fixed? Was it possibly fixed in one location but not
>> >> another, or perhaps fixed and later reverted? I am unable to see the
>> >> diff for that particular code change.
>> >>
>> >> Zamir Khan wrote:
>> >> > Yes. First of all, thank you André for relaying that experience.
>> >> > However, I did update the Intel driver (to 7.14.10.1504) and I still
>> >> > see
>> >> > the issue. As another test, I disabled the Intel graphics
>> >> > acceleration
>> >> > altogether and then I do not see this error occur.
>> >> >
>> >> > Francois Bertel wrote:
>> >> > > Zamir, have you tried to upgrade your Intel driver as André did?
>> >> > >
>> >> > >
>> >> > > On Thu, Nov 26, 2009 at 9:08 AM, Zamir Khan <zkhan at modusmed.com>
>> >> > > <mailto:zkhan at modusmed.com%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > wrote:
>> >> > > > I'm developing on a Windows 7/ VS 2008 platform with an NVIDIA
>> >> > > > card
>> >> > > - the
>> >> > > > error does not occur on this system. The test system that
>> >> > reproduces the
>> >> > > > error is running Windows Vista and has Intel integrated graphics.
>> >> > > >
>> >> > > > Francois Bertel wrote:
>> >> > > >>
>> >> > > >> error 6 is ERROR_INVALID_HANDLE
>> >> > > >>
>> >> > > >> ref:
>> >> > > >> http://help.netop.com/support/errorcodes/win32_error_codes.htm
>> >> > > >>
>> >> > > >> the line vtkWin32OpenGLRenderWindow::Clean() that triggers this
>> >> > > error code
>> >> > > >> is:
>> >> > > >>
>> >> > > >> wglMakeCurrent(NULL, NULL);
>> >> > > >>
>> >> > > >> According to the spec, NULL is a valid handle. Maybe it is a bug
>> >> > on MFC
>> >> > > >> side?
>> >> > > >> Which Windows version/Visual Studio do you have?
>> >> > > >>
>> >> > > >>
>> >> > > >> On Wed, Nov 25, 2009 at 4:41 PM, Zamir Khan <zkhan at modusmed.com>
>> >> > > >> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > >> <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > >> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > >> <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > wrote:
>> >> > > >> > I believe I've fixed the activation context exception (thanks
>> >> > for the
>> >> > > >> > help
>> >> > > >> > there!), but the initial problem still remains - changing the
>> >> > > order of
>> >> > > >> > the
>> >> > > >> > cleanup did not help, any other thoughts?
>> >> > > >> >
>> >> > > >> > Is there a good example of the specific order that VTK object
>> >> > cleanup
>> >> > > >> > should
>> >> > > >> > occur in and any specialized calls to be aware of (i.e.
>> >> > > >> > Finalize,
>> >> > > >> > RemoveAllViewProps, etc)?
>> >> > > >> >
>> >> > > >> > Francois Bertel wrote:
>> >> > > >> >>
>> >> > > >> >> Googling the error message you just gave, shows it has to do
>> >> > > with MFC
>> >> > > >> >> and maybe related to call to
>> >> > > >> >> ActivateActCtx(); / DeactivateActCtx(); in some wrong order.
>> >> > > >> >>
>> >> > > >> >> On Wed, Nov 25, 2009 at 11:51 AM, Zamir Khan
>> >> > > <zkhan at modusmed.com> <mailto:zkhan at modusmed.com%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > >> >> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > >> >> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E>
>> >> > > wrote:
>> >> > > >> >> > Thanks Francois - I have tried this before (it *does* seem
>> >> > > >> >> > the
>> >> > > >> >> > logical
>> >> > > >> >> > thing
>> >> > > >> >> > to do), but the initial problem remains and I also then see
>> >> > > >> >> > an
>> >> > > >> >> > additional
>> >> > > >> >> > exception occur on all platforms:
>> >> > > >> >> >
>> >> > > >> >> > "Unhandled exception at 0x77644401 in XXXX.exe: 0xC015000F:
>> >> > > >> >> > The
>> >> > > >> >> > activation
>> >> > > >> >> > context being deactivated is not the most recently
>> >> > > >> >> > activated
>> >> > one."
>> >> > > >> >> >
>> >> > > >> >> > It could be that this is a step in the right direction, but
>> >> > > >> >> > more
>> >> > > >> >> > changes
>> >> > > >> >> > are
>> >> > > >> >> > needed - I'm not sure!
>> >> > > >> >> >
>> >> > > >> >> > Francois Bertel wrote:
>> >> > > >> >> >>
>> >> > > >> >> >> Hello,
>> >> > > >> >> >>
>> >> > > >> >> >> Swap your two parts: delete the renderer first and then
>> >> > > >> >> >> the
>> >> > > >> >> >> renderwindow.
>> >> > > >> >> >>
>> >> > > >> >> >>
>> >> > > >> >> >> The reason is that RemoveAllViewProps() (implemented in
>> >> > > >> >> >> vtkViewport.cxx, superclass of vtkRenderer) calls
>> >> > > >> >> >> ReleaseGraphicsResources() on each prop which requires
>> >> > > (indirectly)
>> >> > > >> >> >> a
>> >> > > >> >> >> valid window. For example, a prop like vtkActor will call
>> >> > > >> >> >> ReleaseGraphicsResources() on its texture to release the
>> >> > > >> >> >> OpenGL
>> >> > > >> >> >> texture object id.
>> >> > > >> >> >>
>> >> > > >> >> >>
>> >> > > >> >> >> On Wed, Nov 25, 2009 at 11:19 AM, Zamir Khan
>> >> > > <zkhan at modusmed.com> <mailto:zkhan at modusmed.com%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > >> >> >> <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E%3E>
>> >> > > >> >> >> wrote:
>> >> > > >> >> >> > I am seeing the following errors from a VTK 5 / MFC
>> >> > application
>> >> > > >> >> >> > when
>> >> > > >> >> >> > I
>> >> > > >> >> >> > close
>> >> > > >> >> >> > it:
>> >> > > >> >> >> >
>> >> > > >> >> >> > ERROR: In
>> >> > > >> >> >> > ..\..\Rendering\vtkWin32OpenGLRenderWindow.cxx,
>> >> > > line 113
>> >> > > >> >> >> > vtkWin32OpenGLRenderWindow (0685AF70): wglMakeCurrent
>> >> > failed in
>> >> > > >> >> >> > Clean(),
>> >> > > >> >> >> > error: 6
>> >> > > >> >> >> >
>> >> > > >> >> >> > ERROR: In
>> >> > > >> >> >> > ..\..\Rendering\vtkWin32OpenGLRenderWindow.cxx,
>> >> > > line 113
>> >> > > >> >> >> > vtkWin32OpenGLRenderWindow (0698BAE8): wglMakeCurrent
>> >> > failed in
>> >> > > >> >> >> > Clean(),
>> >> > > >> >> >> > error: 6
>> >> > > >> >> >> >
>> >> > > >> >> >> > The error will appear 2 or 3 times in the debug output
>> >> > > >> >> >> > file,
>> >> > > >> >> >> > depending
>> >> > > >> >> >> > on
>> >> > > >> >> >> > what actions I have taken in the program (I assume for
>> >> > > >> >> >> > the
>> >> > > >> >> >> > instances
>> >> > > >> >> >> > of
>> >> > > >> >> >> > vtkRenderWindow that are problematic). Also, I can only
>> >> > > reproduce
>> >> > > >> >> >> > it
>> >> > > >> >> >> > on
>> >> > > >> >> >> > certain platforms (doesn't happen on machine with
>> >> > > >> >> >> > NVIDIA,
>> >> > > but does
>> >> > > >> >> >> > on
>> >> > > >> >> >> > machine with Intel integrated graphics). I have searched
>> >> > > >> >> >> > the
>> >> > > >> >> >> > mailing
>> >> > > >> >> >> > list
>> >> > > >> >> >> > and the recommendation appears to be to make sure to
>> >> > Finalize()
>> >> > > >> >> >> > the
>> >> > > >> >> >> > vtkRenderWindow (there are 3 of them being instantiated
>> >> > in this
>> >> > > >> >> >> > application). In the destructor of each of the classes
>> >> > > >> >> >> > that
>> >> > > >> >> >> > instantiate
>> >> > > >> >> >> > vtkRenderWindows, I have the following code snippets:
>> >> > > >> >> >> >
>> >> > > >> >> >> > if (renWin)
>> >> > > >> >> >> > {
>> >> > > >> >> >> > renWin->Finalize();
>> >> > > >> >> >> > renWin->Delete();
>> >> > > >> >> >> > }
>> >> > > >> >> >> > if (renderer)
>> >> > > >> >> >> > {
>> >> > > >> >> >> > renderer->RemoveAllViewProps();
>> >> > > >> >> >> > renderer->Delete();
>> >> > > >> >> >> > }
>> >> > > >> >> >> >
>> >> > > >> >> >> > However, this does not resolve the issue. Any help is
>> >> > > appreciated!
>> >> > > >> >> >> >
>> >> > > >> >> >> > Thanks,
>> >> > > >> >> >> > Zamir
>> >> > > >> >> >> >
>> >> > > >> >> >> > --
>> >> > > >> >> >> > Zamir Khan
>> >> > > >> >> >> > Modus Medical Devices
>> >> > > >> >> >> > e-mail: zkhan at modusmed.com <mailto:zkhan at modusmed.com>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com> <mailto:zkhan at modusmed.com%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com> <mailto:zkhan at modusmed.com%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > >> >> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E> <mailto:zkhan at modusmed.com%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E>
>> >> > <mailto:zkhan at modusmed.com%3E%3E%3E%3E%3E%3E>
>> >> > > >> >> >> >
>> >> > > >> >> >> > _______________________________________________
>> >> > > >> >> >> > Powered by www.kitware.com
>> >> > > >> >> >> >
>> >> > > >> >> >> > Visit other Kitware open-source projects at
>> >> > > >> >> >> > http://www.kitware.com/opensource/opensource.html
>> >> > > >> >> >> >
>> >> > > >> >> >> > Please keep messages on-topic and check the VTK FAQ at:
>> >> > > >> >> >> > http://www.vtk.org/Wiki/VTK_FAQ
>> >> > > >> >> >> >
>> >> > > >> >> >> > Follow this link to subscribe/unsubscribe:
>> >> > > >> >> >> > http://www.vtk.org/mailman/listinfo/vtkusers
>> >> > > >> >> >> >
>> >> > > >> >> >>
>> >> > > >> >> >>
>> >> > > >> >> >>
>> >> > > >> >> >> --
>> >> > > >> >> >> François Bertel, PhD | Kitware Inc. Suite 204
>> >> > > >> >> >> 1 (518) 371 3971 x113 | 28 Corporate Drive
>> >> > > >> >> >> | Clifton Park NY 12065, USA
>> >> > > >> >> >> _______________________________________________
>> >> > > >> >> >> Powered by www.kitware.com
>> >> > > >> >> >>
>> >> > > >> >> >> Visit other Kitware open-source projects at
>> >> > > >> >> >> http://www.kitware.com/opensource/opensource.html
>> >> > > >> >> >>
>> >> > > >> >> >> Please keep messages on-topic and check the VTK FAQ at:
>> >> > > >> >> >> http://www.vtk.org/Wiki/VTK_FAQ
>> >> > > >> >> >>
>> >> > > >> >> >> Follow this link to subscribe/unsubscribe:
>> >> > > >> >> >> http://www.vtk.org/mailman/listinfo/vtkusers
>> >> > > >> >> >>
>> >> > > >> >> >>
>> >> > > >> >> >>
>> >> > >
>> >> > >
>> >> > > ------------------------------------------------------------------------
>> >> > > >> >> >
>> >> > > >> >> >
>> >> > > >> >>
>> >> > > >> >>
>> >> > > >> >>
>> >> > > >> >> --
>> >> > > >> >> François Bertel, PhD | Kitware Inc. Suite 204
>> >> > > >> >> 1 (518) 371 3971 x113 | 28 Corporate Drive
>> >> > > >> >> | Clifton Park NY 12065, USA
>> >> > > >> >> _______________________________________________
>> >> > > >> >> Powered by www.kitware.com
>> >> > > >> >>
>> >> > > >> >> Visit other Kitware open-source projects at
>> >> > > >> >> http://www.kitware.com/opensource/opensource.html
>> >> > > >> >>
>> >> > > >> >> Please keep messages on-topic and check the VTK FAQ at:
>> >> > > >> >> http://www.vtk.org/Wiki/VTK_FAQ
>> >> > > >> >>
>> >> > > >> >> Follow this link to subscribe/unsubscribe:
>> >> > > >> >> http://www.vtk.org/mailman/listinfo/vtkusers
>> >> > > >> >>
>> >> > > >> >>
>> >> > >
>> >> > >
>> >> > > ------------------------------------------------------------------------
>> >> > > >> >
>> >> > > >> >
>> >> > > >>
>> >> > > >>
>> >> > > >>
>> >> > > >> --
>> >> > > >> François Bertel, PhD | Kitware Inc. Suite 204
>> >> > > >> 1 (518) 371 3971 x113 | 28 Corporate Drive
>> >> > > >> | Clifton Park NY 12065, USA
>> >> > > >> _______________________________________________
>> >> > > >> Powered by www.kitware.com
>> >> > > >>
>> >> > > >> Visit other Kitware open-source projects at
>> >> > > >> http://www.kitware.com/opensource/opensource.html
>> >> > > >>
>> >> > > >> Please keep messages on-topic and check the VTK FAQ at:
>> >> > > >> http://www.vtk.org/Wiki/VTK_FAQ
>> >> > > >>
>> >> > > >> Follow this link to subscribe/unsubscribe:
>> >> > > >> http://www.vtk.org/mailman/listinfo/vtkusers
>> >> > > >>
>> >> > >
>> >> > >
>> >> > > ------------------------------------------------------------------------
>> >> > > >
>> >> > >
>> >> > >
>> >> > >
>> >> > > --
>> >> > > François Bertel, PhD | Kitware Inc. Suite 204
>> >> > > 1 (518) 371 3971 x113 | 28 Corporate Drive
>> >> > > | Clifton Park NY 12065, USA
>> >> > > _______________________________________________
>> >> > > Powered by www.kitware.com
>> >> > >
>> >> > > Visit other Kitware open-source projects at
>> >> > > http://www.kitware.com/opensource/opensource.html
>> >> > >
>> >> > > Please keep messages on-topic and check the VTK FAQ at:
>> >> > > http://www.vtk.org/Wiki/VTK_FAQ
>> >> > >
>> >> > > Follow this link to subscribe/unsubscribe:
>> >> > > http://www.vtk.org/mailman/listinfo/vtkusers
>> >> > >
>> >> > >
>> >> > > ------------------------------------------------------------------------
>> >> > _______________________________________________
>> >> > Powered by www.kitware.com
>> >> >
>> >> > Visit other Kitware open-source projects at
>> >> > http://www.kitware.com/opensource/opensource.html
>> >> >
>> >> > Please keep messages on-topic and check the VTK FAQ at:
>> >> > http://www.vtk.org/Wiki/VTK_FAQ
>> >> >
>> >> > Follow this link to subscribe/unsubscribe:
>> >> > http://www.vtk.org/mailman/listinfo/vtkusers
>> >> >
>> >> > ------------------------------------------------------------------------
>> >> _______________________________________________
>> >> Powered by www.kitware.com
>> >>
>> >> Visit other Kitware open-source projects at
>> >> http://www.kitware.com/opensource/opensource.html
>> >>
>> >> Please keep messages on-topic and check the VTK FAQ at:
>> >> http://www.vtk.org/Wiki/VTK_FAQ
>> >>
>> >> Follow this link to subscribe/unsubscribe:
>> >> http://www.vtk.org/mailman/listinfo/vtkusers
>> >>
>> >> ------------------------------------------------------------------------
>> >
>>
>>
>>
>> --
>> François Bertel, PhD | Kitware Inc. Suite 204
>> 1 (518) 371 3971 x113 | 28 Corporate Drive
>> | Clifton Park NY 12065, USA
>> _______________________________________________
>> Powered by www.kitware.com
>>
>> Visit other Kitware open-source projects at
>> http://www.kitware.com/opensource/opensource.html
>>
>> Please keep messages on-topic and check the VTK FAQ at:
>> http://www.vtk.org/Wiki/VTK_FAQ
>>
>> Follow this link to subscribe/unsubscribe:
>> http://www.vtk.org/mailman/listinfo/vtkusers
>> ------------------------------------------------------------------------
>
--
François Bertel, PhD | Kitware Inc. Suite 204
1 (518) 371 3971 x113 | 28 Corporate Drive
| Clifton Park NY 12065, USA
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