[Paraview] bug in v4.1

[richard.grenon at onera.fr]

Hello.

I do not reproduce this bug using PV 410 64 bits Linux or PV 410 32 bits 
Windows, both from binary installers.
Changing opacity through the slider is always OK with no pop up message.

Richard.
> Version: Paraview 4.1.0 64-bit on Windows
> Recipe to reproduce the bug: (1) Sources->Cone; (2) Change opacity by
> moving the slider. A window will pop up, and it keeps printing message:
>
> ERROR: In
> C:\DBD\pvs-x64\paraview\src\paraview\VTK\Rendering\OpenGL\vtkOpenGLRenderer.cxx,
> line 1068
>
> vtkOpenGLRenderer (000000000B2CDC50): failed after RenderPeel 1 OpenGL
> errors detected
>
> 0 : (1282) Invalid operation
>
>
> whenever it refreshes the display, even though the opacity is
> effectively changed.

-- 
  Richard GRENON
  ONERA
  Departement d'Aerodynamique Appliquee - DAAP/ACI
  8 rue des Vertugadins
  92190 MEUDON - FRANCE
  phone : +33 1 46 73 42 17
  fax   : +33 1 46 73 41 46
  mailto:Richard.Grenon at onera.fr
  http://www.onera.fr