[Nix-dev] warning: name collision in input Nix expressions

[Eelco Dolstra]

Hi,

On 16/10/13 23:05, Bjørn Forsman wrote:

> "nix-env -u --always" has stopped working on my laptop. Any ideas?
> 
> $ nix-env -u --always
> warning: name collision in input Nix expressions, skipping
> `/home/bfo/.nix-defexpr/channels_root/nixos'

You probably also added the "nixos" channel as bfo.  Check
/home/bfo/.nix-defexpr/channels, it probably has a nixos subdirectory as well.
To fix, run "nix-channel --remove nixos" (as bfo, not root).

-- 
Eelco Dolstra | LogicBlox, Inc. | http://nixos.org/~eelco/