Your bug report #53668: Updating substitutes on LAN hosts dies unexpectedly 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 53668@debbugs.gnu.org. -- 53668: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=53668 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems