I've been facing the same issue, not a fresh install in my case. I'm not sure what the problem is, but forcing `bordeaux.guix.gnu.org as the substitute server to use got me past the issue.`
`> guix pull --substitute-url="https://bordeaux.guix.gnu.org"` `This link was also helpful and mentions the same error with same backtrace: `https://simon.tournier.info/posts/2023-06-23-hackathon-repro.html `Best,` -Nick