Your bug report

#41780: UEFI bios not supported out of the box when burning to usb stick

which was filed against the guix package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 41780@debbugs.gnu.org.

-- 
41780: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=41780
GNU Bug Tracking System
Contact help-debbugs@gnu.org with problems