[Nix-dev] Issue with switch --upgrade

[Eelco Dolstra]

Hi,

On 06/10/15 15:28, 4levels wrote:

> since today I'm always running into the following error when running
> nixos-rebuild switch --upgrade:
> 
> error: some substitutes for the outputs of derivation
> ‘/nix/store/q5wlvv6xrdi366hq0c9qd6ajzizqfix8-linux-3.18.22.drv’ failed (usually
> happens due to networking issues); try ‘--fallback’ to build derivation from source

This has been fixed, but you probably will need to do:

  $ sudo rm /nix/var/nix/binary-cache-v3.sqlite*

to get rid of locally cached bad .narinfo files.

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