[GRASS-dev] SESSION_MANAGER environment variable not defined

Andy Wickert wickert at colorado.edu
Tue Jan 13 04:02:43 PST 2015

After the uninstall, I have:

Python 2.7.8

'echo $SESSION_MANAGER' returns nothing both inside and outside the GRASS
GIS environment in terminal.

Andrew D. Wickert
INSTAAR & Geological Sciences, University of Colorado Boulder
Now at:
Universität Potsdam
Institut für Erd- und Umweltwissenschaften
Haus 29, Rm. 153
Karl-Liebknecht-Str. 24-25
14476 Potsdam-Golm, Deutschland

On Tue, Jan 13, 2015 at 11:50 AM, Moritz Lennert <
mlennert at club.worldonline.be> wrote:

> On 13/01/15 11:02, Andy Wickert wrote:
>> Markus, you're a genius! I just tried starting the version of GRASS
>> available on the apt repositories and got this message:
>> awickert at dakib:~$ grass
>> Cleaning up temporary files ...
>> Starting GRASS ...
>> ERROR: wxGUI does not support wxPython yet.
>> Error in GUI startup. If necessary, please
>> report this error to the GRASS developers.
>> Switching to text mode now.
>> Hit RETURN to continue...
>> So I think that what you are saying is that wxPython 3 somehow becomes
>> the default / interferes with GRASS. I did:
>> awickert at dakib:~$ sudo apt-get remove python-wxgtk3.0
>> and now everything works. Well, hopefully my removal of wxPython 3
>> doesn't break something else, so hm, is there a way to ensure that GRASS
>> GIS always looks for wxPython 2?
> The idea is rather to try to solve any errors concerning wxPython 3 as it
> is more and more becoming the default in Linux distributions. Anna has been
> quite active in trying to solve any specific wxPython3 issues.
> On my Debian Testing system I have Python 2.7.8 and wxPython: and
> I do not see your error. So it would be interesting to explore what happens
> on your system. What graphical environment are you running in ? What does
> 'echo $SESSION_MANAGER' in a terminal give you ?
> Moritz
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