I am unable to send an e-mail to help-guix@gnu.org mailing list so submitting as a bug

    kreyren@dreamon ~$ guix shell -CF bash coreutils mesa mesa-utils -- glxgears
    substitute: updating substitutes from 'https://substitutes.REDACTED'... 100.0%
    0,4 MB will be downloaded
     glew-2.1.0  343KiB                                                                                                  4.0MiB/s     00:00 [##################] 100.0%
     mesa-utils-8.4.0  29KiB                                                                                             3.9MiB/s     00:00 [##################] 100.0%
    The following derivation will be built:
      /gnu/store/r81kp1djl75p3c4bzqfjavnk53klqf2j-profile.drv
    
    applying 4 grafts for mesa-utils-8.4.0 ...
    building CA certificate bundle...
    listing Emacs sub-directories...
    building fonts directory...
    building directory of Info manuals...
    building profile with 5 packages...
    Error: couldn't open display (null)
    ^^^^^^^^^^^^^^^^^^^^^

Question: How can i make it to work by showing the glxgears?

-- Jacob "Kreyren" Hrbek


------- Original Message -------
On Friday, November 4th, 2022 at 5:46 AM, Jacob Hrbek <kreyren@rixotstudio.cz> wrote:

kreyren@dreamon ~$ guix shell -CF bash coreutils mesa mesa-utils -- glxgears
substitute: updating substitutes from 'https://substitutes.REDACTED'... 100.0%
0,4 MB will be downloaded
 glew-2.1.0  343KiB                                                                                                  4.0MiB/s 00:00 [##################] 100.0%
 mesa-utils-8.4.0  29KiB                                                                                             3.9MiB/s 00:00 [##################] 100.0%
The following derivation will be built:
  /gnu/store/r81kp1djl75p3c4bzqfjavnk53klqf2j-profile.drv

applying 4 grafts for mesa-utils-8.4.0 ...
building CA certificate bundle...
listing Emacs sub-directories...
building fonts directory...
building directory of Info manuals...
building profile with 5 packages...
Error: couldn't open display (null)

Question: How can i make it to work by showing the glxgears?

-- Jacob "Kreyren" Hrbekil.