Не удалось получить http://archive.canonical.com/dists/qiana/partner/binary-amd64/Packages 404 не найдено

Я установил Linux Mint 17 Qiana (Cinamon).

когда я запускаю sudo apt-get update, Я нашел выход:

Err http://archive.canonical.com qiana/partner amd64 Packages                  
  404  Not Found [IP: 91.189.92.150 80]
Get:10 http://packages.linuxmint.com qiana/main i386 Packages [29,7 kB]        
Hit http://ppa.launchpad.net trusty/main Sources                               
Err http://archive.canonical.com qiana/partner i386 Packages                   
  404  Not Found [IP: 91.189.92.150 80]


W: Failed to fetch http://archive.canonical.com/dists/qiana/partner/binary-amd64/Packages  404  Not Found [IP: 91.189.92.150 80]

W: Failed to fetch http://archive.canonical.com/dists/qiana/partner/binary-i386/Packages  404  Not Found [IP: 91.189.92.150 80]

E: Some index files failed to download. They have been ignored, or old ones used instead.

как решить эту проблему