error nixpkgs dependency

[joeldyrhovden]

running niv, "nix-shell -p niv --run "niv init --nixpkgs nixos/nixpkgs --nixpkgs-branch nixos-23.11",
result in error:

FATAL: Could not read the output of 'nix-prefetch-url'

stderr:
error: getting status of '/run/user/501': No such file or directory

FATAL: One or more packages failed to update:
nixpkgs: ExitFailure 1
ERROR: ExitFailure 1
ERROR: ExitFailure 1

[nmattia]

@joeldyrhovden could it be that it's a nix-prefetch-url issue? do you know where /run/user/501 comes from? is that a broken $HOME or $TMPDIR?