I've compiled pyopencl with opengl interop however it doesn't appear to
work with the newest release of pyopencl. I receive the following error
running the gl_particle_animation.py example:

Xlib:  extension "NV-GLX" missing on display "P".


I've tested various interop examples and it seems to be the case that once
a cl function is called, the program will exit with or without the error
without running any kernel code (it seems racey whether or not it appears).
I've also seen the same error with the slight variation of:

Xlib:  extension "NV-GLX" missing on display "R".

The display name seems odd to me since I'm simply running :0 as usual.

Some other important information:

   - The platform is SL 7.2 x64 with a K5000 using the newest revision of
   the CUDA Toolkit and Drivers
   - pyopencl without interop buffers works fine. pyopengl also works fine.
   - Interop works in native OpenCL, CUDA, and pycuda. It only appears
   broken with pyopencl.

Any ideas?

Thanks,
--
Aaron Myles Landwehr
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