> The feature isn't used too much yet, so I suggest to comment out the > offending lines in <nixpkgs>/pkgs/top-level/all-packages.nix (until you > switch to upgraded version).
Thanks. That helped a bit. Now I have a problem: error: `This version on Nixpkgs requires Nix >= 1.2, please upgrade` Is it possible to recover from this point? I tried `nix-env -u nix` - error stays. 2013/8/4 Daniel Hlynskyi <[email protected]> > I have trouble to do upgrade NixOS. What is the easiest way to solve this > problem? Do I need to reinstall NixOS from scratch? > > [root@localhosted:/var/log]# nixos-rebuild build --upgrade > fetching list of Nix archives at ` > http://nixos.org/releases/nixos/nixos-13.07pre4909_b32ef4d-2238a23/MANIFEST.bz2'. > .. > % Total % Received % Xferd Average Speed Time Time Time > Current > Dload Upload Total Spent Left > Speed > 100 2446k 100 2446k 0 0 804k 0 0:00:03 0:00:03 --:--:-- > 829k > caching /nix/store/d8xb9p7i8yda09j0f2w06ar2c674kd7w-MANIFEST.bz2... > downloading Nix expressions from ` > http://nixos.org/releases/nixos/nixos-13.07pre4909_b32ef4d-2238a23/nixexprs.tar.bz2'. > .. > % Total % Received % Xferd Average Speed Time Time Time > Current > Dload Upload Total Spent Left > Speed > 100 4153k 100 4153k 0 0 939k 0 0:00:04 0:00:04 --:--:-- > 1007k > unpacking channels... > created 1 symlinks in user environment > building Nix... > error: syntax error, unexpected $undefined, expecting '.' or '=', at > `/nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/pkgs/top-level/all-packages.nix:207:6' > (use `--show-trace' to show detailed location information) > error: syntax error, unexpected $undefined, expecting '.' or '=', at > `/nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/pkgs/top-level/all-packages.nix:207:6' > (use `--show-trace' to show detailed location information) > error: syntax error, unexpected $undefined, expecting '.' or '=', at > `/nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/pkgs/top-level/all-packages.nix:207:6' > (use `--show-trace' to show detailed location information) >
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