Le jeudi 01 avril 2021 à 13:16 +0300, Efraim Flashner a écrit : > I'm not sure what all it affects, but there does seem to be a > difference > between guile-3.0.2 and 3.0.5. I'd add guile or leave it out of the > environment file depending on which version you want. Using the user's Guile version should be fine, so I left it out. But then… $ guix build -f guix.scm […] starting phase `build' Backtrace: 8 (primitive-load "/gnu/store/2l1dkrsvkc5fzng4fj2yndjvb03…") In ice-9/eval.scm: 191:35 7 (_ _) In guix/build/gnu-build-system.scm: 838:2 6 (gnu-build #:source _ #:outputs _ #:inputs _ #:phases . #) In ice-9/boot-9.scm: 1736:10 5 (with-exception-handler _ _ #:unwind? _ # _) In srfi/srfi-1.scm: 857:16 4 (every1 # …) In guix/build/gnu-build-system.scm: 847:30 3 (_ _) In guix/build/guile-build-system.scm: 149:21 2 (build #:outputs _ #:inputs _ #:native-inputs _ # _ # _ …) In unknown file: 1 (string-append "/gnu/store/a80yx2xza2k4i9bwbcsa2vwdjnx…" …) In ice-9/boot-9.scm: 1669:16 0 (raise-exception _ #:continuable? _) ice-9/boot-9.scm:1669:16: In procedure raise-exception: In procedure string-append: Wrong type (expecting string): #f […] I don't understant a word of it haha. Jérémy