Hi, Thanks for your report.
On Tue, 20 May 2025 at 00:24, David C Norris <da...@precisionmethods.guru> wrote: > david@forschung:~$ guix pull > Updating channel 'guix' from Git repository at > 'https://git.savannah.gnu.org/git/guix.git'... > Building from this channel: > guix https://git.savannah.gnu.org/git/guix.git 450a361 [...] > guix/store.scm:1450:15: In procedure loop: > ERROR: > 1. &store-protocol-error: > message: "some substitutes for the outputs of derivation > `/gnu/store/v5ch9d15g7s80vnih7v0xnv9zvcmykgp-gcc-toolchain-11.4.0.drv' failed > (usually happens due to networking issues); try `--fallback' to build > derivation from source " I cannot reproduce it. I think it’s a transient issue. Have you tried again? For example, guix time-machine -q --commit=5f5d84beccc180f1b51474c0e47eb6e0d0c9175f \ -- time-machine -q --commit=450a361532573a02389530a6a80b7821683ed41b \ -- describe Cheers, simon