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

Bjørn Forsman bjorn.forsman at gmail.com
Wed Oct 16 23:29:07 CEST 2013

On 16 October 2013 23:11, Eelco Dolstra <eelco.dolstra at logicblox.com> wrote:
> 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).

Spot on! Thanks!

Best regards,
Bjørn Forsman

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