I'm trying to install guix 14.0 on Trisquel 7 and everything went 
smoothly until I hit the part where you perform some procedures for 
glibc-locales in the manual.

|||ruki@ruki-ThinkPad-T400:~$ guix||
||guile: warning: failed to install locale||
||warning: failed to install locale: Invalid argument||
||guix: missing command name||
||Try `guix --help' for more information.||
||ruki@ruki-ThinkPad-T400:~$ guix package -i||
||guile: warning: failed to install locale||
||warning: failed to install locale: Invalid argument||
||ruki@ruki-ThinkPad-T400:~$ clear ; guix ; guix package -i glibc-locales||
||guile: warning: failed to install locale||
||warning: failed to install locale: Invalid argument||
||guix: missing command name||
||Try `guix --help' for more information.||
||guile: warning: failed to install locale||
||warning: failed to install locale: Invalid argument||
||The following package will be upgraded:||
||   glibc-locales    2.26.105-g0890d5379c -> 2.26.105-g0890d5379c 
/gnu/store/j73ld7v624ix39imy94bncxzl8nirdn8-glibc-locales-2.26.105-g0890d5379c||
||
||nothing to be done||
||ruki@ruki-ThinkPad-T400:~$ export 
GUIX_LOCPATH=$HOME/.guix-profile/lib/locale||
||ruki@ruki-ThinkPad-T400:~$ guix||
||guile: warning: failed to install locale||
||warning: failed to install locale: Invalid argument||
||guix: missing command name||
||Try `guix --help' for more information.||
||ruki@ruki-ThinkPad-T400:~$|

I'm not sure what the problem could be right now. Any help is appreciated.