Your bug report

#20591: GRUB background image doesn't show up after initial install

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 20591@debbugs.gnu.org.

-- 
20591: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=20591
GNU Bug Tracking System
Contact help-debbugs@gnu.org with problems