> Hit ftp://ftp2.caliu.info breezy-extras/universe Packages
> Hit ftp://ftp2.caliu.info breezy-extras/multiverse Packages
> Hit ftp://ftp2.caliu.info breezy-extras/restricted Packages
> Fetched 2B in 1s (1B/s)
> Reading package lists... Done
> W: GPG error: http://es.archive.ubuntu.com breezy Release: Unknown error
> executing gpgv
> W: You may want to run apt-get update to correct these problems
> Anyone knows why? Anybody with the same problem?
Lots of people including me. Don't worry about it.