Rick/ Carrie,

My paraview is still building and will be a while before I can try
this out. But attached is a patch that I think will solve this issue.
Can you try it out?

Thanks
Utkarsh

On Wed, Apr 7, 2010 at 2:15 PM, Utkarsh Ayachit
<[email protected]> wrote:
> I was writing a response when it struck me, are you building with
> PARAVIEW_BUILD_QT_GUI ON? That's possible the only difference between
> your build and mine. I am going to turn on PARAVIEW_BUILD_QT_GUI and
> try to reproduce the problem.
>
> Utkarsh
>
>
>
>
>
> On Wed, Apr 7, 2010 at 2:06 PM, Rick Angelini <[email protected]> 
> wrote:
>> So, we're really stumped.
>>
>> - Paraview (pvbatch) 3.6.2 works exactly as we'd expect.
>> - pvbatch 3.8.0/3.9.0 fail with the "can't open display" error.  If we set a
>> display variable, pvbatch works, but that's not really a solution.
>> - All three are using the same exact Mesa library and use the same CMakeInit
>> file during the build.  - We've also built by hand (without a CMakeInit
>> file) and get the same error.
>> - See the same display error when running pvbatch serially
>>
>> Not really sure where to turn.
>>
>> Utkarsh Ayachit wrote:
>>>
>>> That's exactly what I am doing as well ("unset DISPLAY"  that is), and
>>> seems to work well. Is this a debug build. Can you track down where
>>> the error message is coming from? I am not sure where this error
>>> message is coming from since it doesn't look like a paraview message
>>> and a quick "grep" didn't yield any result. When paraview spews a
>>> display error, it looks something as follows:
>>>
>>> Process id: 0 >> ERROR: In
>>>
>>> /home/utkarsh/Kitware/ParaView3/ParaView3/VTK/Rendering/vtkXOpenGLRenderWindow.cxx,
>>> line 542
>>> vtkXOpenGLRenderWindow (0x3be47e0): bad X server connection.
>>> DISPLAY=Process id: 0 >> ERROR: In
>>>
>>> /home/utkarsh/Kitware/ParaView3/ParaView3/VTK/Rendering/vtkXOpenGLRenderWindow.cxx,
>>> line 344
>>> vtkXOpenGLRenderWindow (0x3be47e0): bad X server connection.
>>> DISPLAY=p0_29057:
>>>
>>> Also make sure that OSMESA_INCLUDE_DIR, and OSMESA_LIBRARY are set
>>> correctly. Just for consistency sake, set the following to default
>>> values:
>>> VTK_USE_OFFSCREEN=OFF
>>> VTK_USE_DISPLAY=ON
>>>
>>> These need not be changed at all for using OS mesa in ParaView.
>>>
>>> Utkarsh
>>>
>>>
>>> On Wed, Apr 7, 2010 at 1:09 PM, Carrie E. Spear (Cont, CISD/ARL)
>>> <[email protected]> wrote:
>>>
>>>>
>>>> Utkarsh,
>>>>
>>>> When I do an ldd pvbatch appears to be using the correct libraries GL
>>>> libraries (I am building agains mesa-7.0.4, could it be that my version
>>>> of
>>>> mesa is too old). I ran the following test:
>>>>
>>>> bash-3.2$ echo $DISPLAY
>>>> :0.0
>>>> bash-3.2$ unset DISPLAY
>>>> bash-3.2$ echo $DISPLAY
>>>>
>>>> bash-3.2$ mpirun -np 4 pvbatch --use-offscreen-rendering
>>>> testParallelRender.py
>>>> : cannot connect to X server
>>>>
>>>> --------------------------------------------------------------------------
>>>> mpirun has exited due to process rank 0 with PID 4770 on
>>>> node ls08270-l.arl.army.mil exiting without calling "finalize". This may
>>>> have caused other processes in the application to be
>>>> terminated by signals sent by mpirun (as reported here).
>>>>
>>>> --------------------------------------------------------------------------
>>>>
>>>> When I have DISPLAY set it works perfectly.
>>>>
>>>> Thanks,
>>>> Carrie
>>>>
>>>> Utkarsh Ayachit wrote:
>>>>
>>>>>
>>>>> Carrie,
>>>>>
>>>>> I just tried it with CVS ParaView and I could not reproduce it. Can
>>>>> you reproduce this when running on a single node? Try running ldd on
>>>>> pvbatch, is it getting the right OpenGL libraries?
>>>>>
>>>>> Utkarsh
>>>>>
>>>>> On Wed, Apr 7, 2010 at 9:40 AM, Utkarsh Ayachit
>>>>> <[email protected]> wrote:
>>>>>
>>>>>
>>>>>>
>>>>>> That sounds fishy, let me take a look. I'll get back to you.
>>>>>>
>>>>>> Utkarsh
>>>>>>
>>>>>> On Wed, Apr 7, 2010 at 8:06 AM, Carrie E. Spear (Cont, CISD/ARL)
>>>>>> <[email protected]> wrote:
>>>>>>
>>>>>>
>>>>>>>
>>>>>>> Good Morning,
>>>>>>>
>>>>>>> I am currently having issues with paraview-3.8.0 and paraview-3.9.0
>>>>>>> when
>>>>>>> trying to use pvbatch and offscreen rendering. When I run with my
>>>>>>> DISPLAY
>>>>>>> variable set, I don't have any issues, when the DISPLAY variable is
>>>>>>> not
>>>>>>> set
>>>>>>> it fails with the "cannot connect to X server error". I have built
>>>>>>> paraview
>>>>>>> with the following flags to support the offscreen rendering
>>>>>>> capabilities:
>>>>>>>
>>>>>>> OPENGL_INCLUDE_DIR
>>>>>>> OPENGL_gl_LIBRARY
>>>>>>> OPENGL_glu_LIBRARY
>>>>>>> OPENGL_xmesa_INCLUDE_DIR
>>>>>>> OSMESA_INCLUDE_DIR
>>>>>>> OSMESA_LIBRARY
>>>>>>> VTK_OPENGL_HAS_OSMESA=ON
>>>>>>> VTK_USE_OFFSCREEN=ON
>>>>>>> VTK_USE_DISPLAY=OFF
>>>>>>>
>>>>>>> I have built paraview-3.6.2 with these flags and the pvbatch offscreen
>>>>>>> rendering works perfectly without the DISPLAY variable being set, the
>>>>>>> same
>>>>>>> does not work for 3.8.0 and 3.9.0. Am I missing a new flag for these
>>>>>>> packages? The mesa version I am using is 7.0.4.
>>>>>>>
>>>>>>> The pvbatch command I am running is:
>>>>>>> mpirun -np 4 pvbatch --use-offscreen-rendering testParallelRender.py
>>>>>>>
>>>>>>> Thanks in advance for your help,
>>>>>>> Carrie
>>>>>>>
>>>>>>> --
>>>>>>> Carrie Spear
>>>>>>> Software Engineer
>>>>>>> Lockheed Martin / Army DoD Supercomputing Resource Center
>>>>>>> Aberdeen Proving Ground, MD 21005
>>>>>>> Phone:   410-278-9976
>>>>>>> Email: [email protected]
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> 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 ParaView Wiki at:
>>>>>>> http://paraview.org/Wiki/ParaView
>>>>>>>
>>>>>>> Follow this link to subscribe/unsubscribe:
>>>>>>> http://www.paraview.org/mailman/listinfo/paraview
>>>>>>>
>>>>>>>
>>>>>>>
>>>>
>>>> --
>>>> Carrie Spear
>>>> Software Engineer
>>>> Lockheed Martin / Army DoD Supercomputing Resource Center
>>>> Aberdeen Proving Ground, MD 21005
>>>> Phone:   410-278-9976
>>>> Email: [email protected]
>>>>
>>>>
>>>>
>>>
>>> _______________________________________________
>>> 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 ParaView Wiki at:
>>> http://paraview.org/Wiki/ParaView
>>>
>>> Follow this link to subscribe/unsubscribe:
>>> http://www.paraview.org/mailman/listinfo/paraview
>>>
>>
>
Index: Servers/ServerManager/vtkSMChartViewProxy.cxx
===================================================================
RCS file: /cvsroot/ParaView3/ParaView3/Servers/ServerManager/vtkSMChartViewProxy.cxx,v
retrieving revision 1.8
diff -u -3 -p -r1.8 vtkSMChartViewProxy.cxx
--- Servers/ServerManager/vtkSMChartViewProxy.cxx	30 Jan 2010 13:50:03 -0000	1.8
+++ Servers/ServerManager/vtkSMChartViewProxy.cxx	7 Apr 2010 18:19:35 -0000
@@ -29,7 +29,6 @@ vtkCxxRevisionMacro(vtkSMChartViewProxy,
 vtkSMChartViewProxy::vtkSMChartViewProxy()
 {
   this->ChartView = 0;
-  this->GetApplication()->EnsureQApplicationIsInitialized();
 }
 
 //----------------------------------------------------------------------------
@@ -50,6 +49,8 @@ void vtkSMChartViewProxy::CreateVTKObjec
     return;
     }
 
+  this->GetApplication()->EnsureQApplicationIsInitialized();
+
   this->ChartView = this->NewChartView();
 
   // Set up the paraview style interactor.
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