Dear list
When starting GRASS 7.2.1 on Ubuntu 16.04 I got this error message on start up:
“Debug: Failed to connect to session manager: SESSION_MANAGER environment variable not defined”
Then searching the web for solutions I found this thread: http://osgeo-org.1560.x6.nabble.com/SESSION-MANAGER-environment-variable-not-defined-td5181059.html
I tried “export SESSION_MANAGER=1” as suggested in the thread which resulted in a new error on start up:
“_IceTransOpen: Unable to Parse address 1 08:49:34 AM: Debug: Failed to connect to session manager: Could not open network socket”
At this point I decided that it was time I admitted that I don’t know what I’m doing! 
Can anybody help me sort out this issue?
I have python 3.5.2 and python 2.7.12 installed. Only in python 2.7.12 does wx appear to be available and in version wx-3.0-gtk2.
When starting GRASS from the terminal I see the above mentioned error but the GRASS gui starts and I can open a location.
Best
Lars
On Tue, May 9, 2017 at 3:16 AM, Lars Dalby <lars.dalby@gmail.com> wrote:
Dear list
When starting GRASS 7.2.1 on Ubuntu 16.04 I got this error message on start
up:
"Debug: Failed to connect to session manager: SESSION_MANAGER environment
variable not defined"
Does it actually cause any problems? This happens on Ubuntu (not sure
why), but it should be harmless.
Then searching the web for solutions I found this thread:
http://osgeo-org.1560.x6.nabble.com/SESSION-MANAGER-environment-variable-not-defined-td5181059.html
I tried "export SESSION_MANAGER=1" as suggested in the thread which resulted
in a new error on start up:
"_IceTransOpen: Unable to Parse address 1 08:49:34 AM: Debug: Failed to
connect to session manager: Could not open network socket"
At this point I decided that it was time I admitted that I don't know what
I'm doing! 
Can anybody help me sort out this issue?
I have python 3.5.2 and python 2.7.12 installed. Only in python 2.7.12 does
wx appear to be available and in version wx-3.0-gtk2.
GRASS doesn't have official Python 3 support. There has just been
released wxPython 4.0 which has Python 3 support, but porting GRASS is
work in progress.
Anna
When starting GRASS from the terminal I see the above mentioned error but
the GRASS gui starts and I can open a location.
Best
Lars
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grass-user@lists.osgeo.org
https://lists.osgeo.org/mailman/listinfo/grass-user
Hi Anna
Thank you for your feedback.
No, as far as I can tell, GRASS is working just fine, but I’ve only imported and display a single vector file.
If it is a harmless error message, I’ll just ignore it and move on.
Cheers,
Lars
···
On Wed, May 10, 2017 at 4:23 AM, Anna Petrášová <kratochanna@gmail.com> wrote:
On Tue, May 9, 2017 at 3:16 AM, Lars Dalby <lars.dalby@gmail.com> wrote:
Dear list
When starting GRASS 7.2.1 on Ubuntu 16.04 I got this error message on start
up:
“Debug: Failed to connect to session manager: SESSION_MANAGER environment
variable not defined”
Does it actually cause any problems? This happens on Ubuntu (not sure
why), but it should be harmless.
Then searching the web for solutions I found this thread:
http://osgeo-org.1560.x6.nabble.com/SESSION-MANAGER-environment-variable-not-defined-td5181059.html
I tried “export SESSION_MANAGER=1” as suggested in the thread which resulted
in a new error on start up:
“_IceTransOpen: Unable to Parse address 1 08:49:34 AM: Debug: Failed to
connect to session manager: Could not open network socket”
At this point I decided that it was time I admitted that I don’t know what
I’m doing! 
Can anybody help me sort out this issue?
I have python 3.5.2 and python 2.7.12 installed. Only in python 2.7.12 does
wx appear to be available and in version wx-3.0-gtk2.
GRASS doesn’t have official Python 3 support. There has just been
released wxPython 4.0 which has Python 3 support, but porting GRASS is
work in progress.
Anna
When starting GRASS from the terminal I see the above mentioned error but
the GRASS gui starts and I can open a location.
Best
Lars
grass-user mailing list
grass-user@lists.osgeo.org
https://lists.osgeo.org/mailman/listinfo/grass-user
Hi Lars,
On Tue, May 9, 2017 at 9:16 AM, Lars Dalby <lars.dalby@gmail.com> wrote:
Dear list
When starting GRASS 7.2.1 on Ubuntu 16.04 I got this error message on start
up:
"Debug: Failed to connect to session manager: SESSION_MANAGER environment
variable not defined"
... same thing on Fedora for example.
Setting $SESSION_MANAGER to something then leads to this warning:
_IceTransOpen: Unable to Parse address 1
However, it is a harmless warning.
The related wxwidgets bug ticket is
http://trac.wxwidgets.org/ticket/16024
but received a "wontfix". In the ticket is some workaround (not sure
if we can use that).
HTH,
Markus
--
Markus Neteler, PhD
http://www.mundialis.de - free data with free software
http://grass.osgeo.org
http://courses.neteler.org/blog