Hi, Thanks for the report. Are you using Guix System or Guix on foreign?
On Fri, 4 Dec 2020 at 16:53, yasu <y...@yasuaki.com> wrote: > I rely on the -C option below to compile ./pre-inst-env . Aside that nothing, --pure, or -C should work. The nothing could not, depending on your setup. Anyway. > ~/co/guix (master)$ guix environment -C guix > guix environment: error: cannot create container: unprivileged user cannot > create user namespaces > guix environment: error: please set > /proc/sys/kernel/unprivileged_userns_clone to "1" Have you tried to do the recommandation? please set /proc/sys/kernel/unprivileged_userns_clone to "1" (as root if you can). For example, on Debian, I have been doing that since ever. And even I have documented it to not forget when I reinstall. :-) --8<---------------cut here---------------start------------->8--- Be careful ! #+begin_src shell # as root echo "kernel.unprivileged_userns_clone = 1" > /etc/sysctl.d/local.conf sysctl --system #+end_src --8<---------------cut here---------------end--------------->8--- All the best, simon