Here is what I did so far. Same thing.

|ruki@ruki-ThinkPad-T400:~$ guix package -i glibc-locales||
||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||
||
||substitute: updating list of substitutes from 
'https://mirror.hydra.gnu.org'... substitute: updating list of 
substitutes from 'https://mirror.hydra.gnu.org'... 100.0%||
||The following derivations will be built:||
||/gnu/store/br2by76f04pmfcl4fr4jm00mc6xhp1fl-profile.drv||
||/gnu/store/6nqbjiijp6pihinif3ikywf652ph2yck-ca-certificate-bundle.drv||
||/gnu/store/6k0qgwhzq6mc1hqnh3vi75am3n3i5650-info-dir.drv||
||/gnu/store/268wyfb4bpk2536hj1pir1l9xp11622r-fonts-dir.drv||
||/gnu/store/8q3ys53cx6xjl8dzphisskckg6c13g78-manual-database.drv||
||Creating manual page database...||
||1 entries processed in 0.5 s||
||4 packages in profile||
||The following environment variable definitions may be needed:||
||   export PATH="/home/ruki/.guix-profile/bin${PATH:+:}$PATH"||
||ruki@ruki-ThinkPad-T400:~$ export 
PATH="/home/ruki/.guix-profile/bin${PATH:+:}$PATH"||
||ruki@ruki-ThinkPad-T400:~$ guix package||
||guile: warning: failed to install locale||
||warning: failed to install locale: Invalid argument||
||ruki@ruki-ThinkPad-T400:~$ |


On 03/15/2018 03:35 PM, Ricardo Wurmus wrote:
> darlingmouse <darlingmouse@posteo.us> writes:
>
>> ruki@ruki-ThinkPad-T400:~$ export
>> GUIX_LOCPATH=$HOME/.guix-profile/lib/locale
> Does this directory exist?  If it doesn’t you may need to install
> the “glibc-locales” package first.
>
>> ruki@ruki-ThinkPad-T400:~$ guix package
>> guile: warning: failed to install locale
>> warning: failed to install locale: Invalid argument
> I wonder if this comes from the daemon’s environment.  If so,
> GUIX_LOCPATH needs to be set in the environment in which the daemon is
> started.
>
> --
> Ricardo
>
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>
>