[vtkusers] Crash/Timing problem of QVTKWidget

[David Cole]

> The depug trace is
> not much helpful, there is a uninitialized pointer access in:
> >	nvoglv64.dll!0000000069b83157() 	
>  	[Frames below may be incorrect and/or missing, no symbols loaded 
for
> nvoglv64.dll]	
>  	nvoglv64.dll!0000000069b85c58() 	
>  	nvoglv64.dll!0000000069b85f94() 	
>  	nvoglv64.dll!0000000069c88fc6() 	
>  	kernel32.dll!000000007721652d() 	
>  	ntdll.dll!00000000776bc521() 	


That looks like a problem with your NVIDIA graphics driver. Do you have 
the most up-to-date drivers installed for your system?