Re: seg faulting (SOLVED)

John,

That fix works for me! Wonderful! If I ever find myself in Iowa, I owe you
dinner.

Andrew

On Mon, Sep 10, 2012 at 10:43 AM, John Zelle <john.zelle-EcGxh6Kpiib2fBVCVOL8/[email protected]>wrote:

> Hi All,
>
> I think we have tracked down the problem with Vpython seg faulting on 64
> bit Ubuntu with NVIDIA drivers. It appears that some packages install a
> minor version upgrade of some glx libraries that cause the breakage. The
> following command restores a working VPython for us:
>
> sudo apt-get install libgl1-mesa-glx=8.0.2-0ubuntu3
> libglapi-mesa=8.0.2-0ubuntu3
>
> This reverts from the 8.0.3 version of these packages down to the 8.0.2
> that was the original install and that the stock NVIDIA drivers are
> apparently built against.
>
> So we now have Vpython working on 64-bit Ubuntu using both the stock
> NVIDIA drivers and python-visual that come with Ubuntu.
>
> --John
>
> John Zelle, PhD
> Professor of Computer Science
> Wartburg College
>
>
> ________________________________________
> From: Bruce Sherwood [[email protected]]
> Sent: Monday, September 03, 2012 10:45 AM
> To: vpusers
> Subject: Re: [Visualpython-users] seg faulting
>
> I guess this proves that my experience with the Boost libraries is
> irrelevant. Thanks for this further analysis.
>
> Bruce Sherwood
>
> On Mon, Sep 3, 2012 at 7:38 AM, John Zelle <john.zelle-EcGxh6Kpiib2fBVCVOL8/[email protected]>
> wrote:
> > Hi All,
> >
> > Let me second what Guy is saying. I am attempting to run VPython using
> the stock Ubuntu package (python-visual Ubuntu 12.04, 64 bit), not building
> it myself.  It works out of the box with a clean install and update of all
> installed packages. However, it appears that some other package that I
> install later on breaks VPython. It also appears that the issue is somehow
> tied to NVIDIA drivers, since I don't have this problem on machines with
> Intel graphics. Others have reported that the seg fault starts after
> updating the NVIDIA pacakges for CUDA. I have not done that (yet), so it
> appears the problem is more general than that. Hopefully, we'll be able to
> track down the offending packages once I get some lab help back later this
> week.
> >
> > --John
> >
> > John Zelle, PhD
> > Professor of Computer Science
> > Wartburg College
>
>
> ------------------------------------------------------------------------------
> Live Security Virtual Conference
> Exclusive live event will cover all the ways today's security and
> threat landscape has changed and how IT managers can respond. Discussions
> will include endpoint security, mobile security and the latest in malware
> threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
> _______________________________________________
> Visualpython-users mailing list
> Visualpython-users-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
> https://lists.sourceforge.net/lists/listinfo/visualpython-users
>
>
> ------------------------------------------------------------------------------
> Live Security Virtual Conference
> Exclusive live event will cover all the ways today's security and
> threat landscape has changed and how IT managers can respond. Discussions
> will include endpoint security, mobile security and the latest in malware
> threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/
> _______________________________________________
> Visualpython-users mailing list
> Visualpython-users-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
> https://lists.sourceforge.net/lists/listinfo/visualpython-users
>



-- 
Sincerely,

Andrew McCormick

------------------------------------------------------------------------------
Live Security Virtual Conference
Exclusive live event will cover all the ways today's security and 
threat landscape has changed and how IT managers can respond. Discussions 
will include endpoint security, mobile security and the latest in malware 
threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/

_______________________________________________
Visualpython-users mailing list
Visualpython-users-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
https://lists.sourceforge.net/lists/listinfo/visualpython-users