[X2Go-User] X2Go using Mesa rather than Graphic Driver

2021-11-16 Thread Dr. Tobias Holzmann

Hey everybody,

I am opening my x2go client via the desktop environment xfce4.

However, whenever I am on the client and type glxinfo, I get the 
information that MESA is used


rather than my graphic card driver. Can I change this behavior or is it 
some restriction?


Thank you in advance,

Tobi

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Re: [X2Go-User] X2go and error message

2021-11-11 Thread Dr. Tobias Holzmann

Hi Uli,

I probably got more information:

cd /var/lib/x2go/

--> Permission denied.

ls -l /var/lib/x2go/

drwxr-xr-x  2 root    x2gouser  4096 Nov 11 22:58 x2go

Actually I guess there is the problem. However, no idea why I don't have 
permission rights here.


Any idea?

Tobi

On 10.11.21 22:26, tobias.holzm...@holzmann-cfd.de wrote:

Hi Ulrich,

Thanks for getting back to me. I was missing it as I already 
reinstalled the X2go server by


Sudo apt install - - reinstall x2goserver

Should I use any other command?
Thank you in advance,

Kind regards, tobi

Von meinem Huawei-Mobiltelefon gesendet


 Originalnachricht 
Betreff: Re: [X2Go-User] X2go and error message
Von: Ulrich Sibiller
An: "tobias.holzm...@holzmann-cfd.de"
Cc: x2go-user ," x2go-user@lists.x2go.org"


Before trying to find out what us wrong I suggest to reinstall
x2goserver and its dependencies.

Uli

On Wed, Nov 10, 2021 at 9:17 PM tobias.holzm...@holzmann-cfd.de
wrote:
>
> Hi everyone,
>
> The X2go client cannot connect to the server anymore. I get the
attached error.
>
> In order to understand what happened here. The following
information.
>
> Unfortunately I changed the group in usr/ from root to something
else for all subdirectories and files. Today I used a live USB
stick to reset the user group as well as different setuid bits
(for example for sudo etc). However, probably there is some right
permissions missing that I did not resolve yet which lead to the
error I attached.
>
> Hopefully, someone can give some more reasonable feedback. I
believe that some files do not have the right permissions and
hence X2go cannot Create a file or add an entry.
>
> Support is warmly welcomed.
> Thank you in advance.
> Tobi
>
> Von meinem Huawei-Mobiltelefon
gesendet___
> x2go-user mailing list
> x2go-user@lists.x2go.org
> https://lists.x2go.org/listinfo/x2go-user


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Re: [X2Go-User] X2go and error message

2021-11-11 Thread Dr. Tobias Holzmann

Hey Uli,

thank you again for getting back to me.

I reinstalled all packages which were already installed on the system.

However, the problem still occurs.

For information purposes:

- After restarting the system the following processes are running:

  x2golistsession

  x2goumount

  x2gocleansession

  x2gogetstatus

  x2gochangestatus

  libx2go-server-.*

If you need any further information, please let me know.

Best Tobi

On 10.11.21 23:17, Ulrich Sibiller wrote:

On Wed, Nov 10, 2021 at 10:26 PM tobias.holzm...@holzmann-cfd.de
 wrote:

Thanks for getting back to me. I was missing it as I already reinstalled the 
X2go server by

Sudo apt install - - reinstall x2goserver

Should I use any other command?

I am not sure if that reinstalls the dependencies, too. There are
plenty of other packages starting with x2go, see dpkg -l x2go\*

Uli


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Re: [X2Go-User] x2go error after updating from Ubuntu 16.04 to 20.04

2021-09-09 Thread Dr. Tobias Holzmann

Dear Uli,

thank you for your fast reply. Indeed, by using --mesa it works but 
previously it worked simply without the --mesa attribute.


I will check the graphic-card driver as blender etc. does not work 
either but only using x2go.


If I am using the server locally everything works quite fine.

Tobi

On 09.09.21 12:52, Ulrich Sibiller wrote:

On Thu, Sep 9, 2021 at 11:55 AM Dr. Tobias Holzmann
 wrote:

Dear everybody,

yesterday I updated a server which is used by my team using x2go.

The Linux update (Ubuntu 16.04 to 20.04) went well and everything is up
and running. x2go works fine too but opening e.g., graphic user
interface programs such as blender, paraview, or salome/freecad.

The error for e.g., paraview, is:

qt.qpa.xcb: X server does not support  XInput 2.

Which is true - xagoagent/nxagent still does not support XInput2. It
is on the software you use if it can deal with Xinput1 or not.

But from my experience these messages are informational, not show-stoppers.

IIRC paraview is a 3d application so these issues might be related to
you graphics drivers, too.

In https://discourse.paraview.org/t/running-paraview-in-virtual-machine/2624
and https://wiki.classe.cornell.edu/Computing/ParaView I found
paraview-mesa being mentioned, does it work with this wrapper? Or
maybe with paraview --mesa-llvm?

Uli




And a lot of other error messages. However, locally everything works
quite well and hence, it should be related to x2go.

Probably a lot of info is missing to get into the problem.
In any case, I will provide any information one needs.

Thanks in advance for any support/hint.

--
Glück Auf | Kind Regard
Tobi
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[X2Go-User] x2go error after updating from Ubuntu 16.04 to 20.04

2021-09-09 Thread Dr. Tobias Holzmann

Dear everybody,

yesterday I updated a server which is used by my team using x2go.

The Linux update (Ubuntu 16.04 to 20.04) went well and everything is up 
and running. x2go works fine too but opening e.g., graphic user 
interface programs such as blender, paraview, or salome/freecad.


The error for e.g., paraview, is:

qt.qpa.xcb: X server does not support  XInput 2.

And a lot of other error messages. However, locally everything works 
quite well and hence, it should be related to x2go.


Probably a lot of info is missing to get into the problem.
In any case, I will provide any information one needs.

Thanks in advance for any support/hint.

--
Glück Auf | Kind Regard
Tobi
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