Your bug report

#27476: guix-core failed to build: return used outside of 'with-monad'

which was filed against the guile package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 34319@debbugs.gnu.org.

-- 
27476: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=27476
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