Hello! While trying to get started with guix on Fedora 35 (fairly fresh install), I encountered the following while running `guix pull`: guix pull: error: You found a bug: the program '/gnu/store/yvyfk9rpnh8kb6jxsa1m4q5p1bnh3l22-compute-guix-derivation' failed to compute the derivation for Guix (version: "58f3727767dc6b7ffd27d9cea87cf391845bbba6"; system: "x86_64-linux"; host version: "1.3.0"; pull-version: 1). Please report the COMPLETE output above by email to . The rest of the output follows: [vrnk@fedora ~]$ guix pull Updating channel 'guix' from Git repository at 'https://git.savannah.gnu.org/git/guix.git'... Authenticating channel 'guix', commits 9edb3f6 to 58f3727 (17,970 new commits)... Building from this channel: guix https://git.savannah.gnu.org/git/guix.git 58f3727 substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% building /gnu/store/sflmgcfcdwizj7iyd3pfksdvrkc3pskb-config.scm.drv... building /gnu/store/7k17dvmcrdicjsdxmpvhss4p3i3d70j5-git.scm.drv... building /gnu/store/j9s3n7iqvh8pqkxkwy91nq3qynr1nby7-hash.scm.drv... building /gnu/store/4cbz087cfn1kqmkjqw69vm4zcz5n01i8-module- import.drv... building /gnu/store/nklbz5qhr7r4lpp2by9lp43ky8a0bl09-module- import.drv... building /gnu/store/c6s5105fvkcwcwcnlqy4n312gkam1db6-module-import- compiled.drv... building /gnu/store/dzbh008q3mm3rkmhq5j3sgxxhz87dfw1-module-import- compiled.drv... building /gnu/store/wa1syp7rkj9wv58qv6002a5180qyw237-compute-guix- derivation.drv... substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% 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2.6MiB 6.5MiB/s 00:00 [##################] 100.0% libxaw-1.0.14 344KiB 1009.4MiB/s 00:00 [##################] 100.0% graphviz-2.49.0 1.3MiB 222KiB/s 00:06 [##################] 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% texlive-amsmath-59745 2.3MiB 4.17GiB/s 00:00 [##################] 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% texlive-babel- fixed-59745 1.5MiB 302KiB/s 00:05 [##################] 100.0% substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0% guix substitute: warning: while fetching https://ci.guix.gnu.org/nar/zstd/a73j4wz6hpazg6yip7k92sj45j63k62b- texlive-psnfss-fixed-59745: server is somewhat slow guix substitute: warning: try `--no-substitutes' if the problem persists Backtrace: 17 (primitive-load "/gnu/store/yvyfk9rpnh8kb6jxsa1m4q5p1bnh3l22-compute- guix-derivation") In ice-9/eval.scm: 155:9 16 (_ _) 159:9 15 (_ #(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#(# ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?)) In ice-9/boot-9.scm: 152:2 14 (with- fluid* _ _ _) 152:2 13 (with-fluid* _ _ _) In ./guix/store.scm: 2129:24 12 (run-with-store # _ #:guile- for-build _ #:system _ #:target _) 1966:8 11 (_ _) In ./guix/gexp.scm: 299:22 10 (_ _) 1180:2 9 (_ _) 1046:2 8 (_ _) 892:4 7 (_ _) In ./guix/store.scm: 2014:12 6 (_ #) 1410:13 5 (map/accumulate-builds # # ?) 1410:13 4 (map/accumulate- builds # # ?) 1410:13 3 (map/accumulate-builds # # ?) 1410:13 2 (map/accumulate-builds # # ?) 1406:5 1 (map/accumulate- builds # # ?) 1421:15 0 (_ # _ _) ./guix/store.scm:1421:15: ERROR: 1. &store-protocol-error: message: "some substitutes for the outputs of derivation `/gnu/store/bgz01khbwy0h8jv64f0cnydw8rliv6l5-texlive-psnfss-fixed- 59745.drv' failed (usually happens due to networking issues); try `-- fallback' to build derivation from source " status: 1 guix pull: error: You found a bug: the program '/gnu/store/yvyfk9rpnh8kb6jxsa1m4q5p1bnh3l22-compute-guix-derivation' failed to compute the derivation for Guix (version: "58f3727767dc6b7ffd27d9cea87cf391845bbba6"; system: "x86_64-linux"; host version: "1.3.0"; pull-version: 1). Please report the COMPLETE output above by email to . I'd be happy to help however I can. I have experience with NixOS and emacs-lisp but no direct experience with guix and guile (yet). — Kostas