[X2Go-User] x2go glx issue in Ubuntu 22.04

[Ulrich Sibiller]

Then please try to run glxinfo -i (forcing indirect rendering).

Uli

h i <qpile117 at outlook.com> schrieb am Di., 27. Aug. 2024, 01:31:

> Yes,
>
> Thank you for your response.
>
> I tried the following:
>
> export  LIBGL_ALWAYS_SOFTWARE=1
> export  LIBGL_ALWAYS_INDIRECT=1
>
> However, still no success.
>
> glxgears
> Error: couldn't get an RGB, Double-buffered visual
>
> glxinfo
> name of display: :50
> Error: couldn't find RGB GLX visual or fbconfig
>
>
> h.
> ------------------------------
> *From:* Ulrich Sibiller <ulrich.sibiller at gmail.com>
> *Sent:* Saturday, August 24, 2024 8:41 PM
> *To:* h i <qpile117 at outlook.com>
> *Cc:* x2go-user at lists.x2go.org <x2go-user at lists.x2go.org>
> *Subject:* Re: [X2Go-User] x2go glx issue in Ubuntu 22.04
>
>
> Have you tried settting mesa environment variables like
> LIBGL_ALWAYS_SOFTWARE and LIBGL_ALWAYS_INDIRECT? (Please google the exact
> names, cannot check myself right now.)
>
> Uli
>
> h i <qpile117 at outlook.com> schrieb am Sa., 24. Aug. 2024, 22:55:
>
> Hello,
>
> Worked with x2go and Ubuntu 20.04 with no issues with glx. Commands such
> as glxinfo glxgears worked.
>
> Using a Dell Poweredege Server, we have installed 22.04 and now commans
> like glxinfo, glxgears do not work connecting remotely to the server using
> x2goclient
>
> glxinfo
> name of display: :50
> Error: couldn't find RGB GLX visual or fbconfig
>
> glxgears
> Error: couldn't get an RGB, Double-buffered visual
>
> Mesa 22.0 and higher seems to be the issue.
>
> Reading online, Ubuntu 22.04 no longer supports 'classic drivers' any
> longer. However, there is a 'mesa-amber' that could potentially resolve
> this?
>
> Has anyone had any success using mesa-amber and getting commands like
> glxinfo, glxgears to work in Ubuntu 22.04? I tried the suggested
> downgrading to Mesa 21 and that just opened up another can worms with
> dependency issues.
>
> Any help would greatly be appreciated.
>
> Thanks,
> h.
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>
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