nix errors can be tricky to diagnose, but the below might assist in diagnosing the issue.
Tip
rerun the command with -v to get more verbose output.
you can also rerun the command with --show-trace to get a more detailed traceback.
if the nix error is not clear, often the correct error message is somewhere in the middle of the error message.
the following information is required when creating an issue, please provide as much as possible. it's also possible to diagnose issues yourself with the information below.
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system logs
journalctl -b # System logs sudo systemctl status home-manager-$HOSTNAME.service # Home-manager status
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system information
nix-shell -p nix-info --run "nix-info -m"