# aguu
Hit:1 http://archive.ubuntu.com/ubuntu xenial InRelease                               
Hit:2 http://ppa.launchpad.net/kubuntu-ppa/backports/ubuntu xenial InRelease                                    
Hit:4 http://archive.ubuntu.com/ubuntu xenial-backports InRelease                                               
Hit:5 http://archive.ubuntu.com/ubuntu xenial-security InRelease                           
Get:3 http://archive.ubuntu.com/ubuntu xenial-updates InRelease [94.5 kB]                  
Get:6 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages [212 kB]
Err:6 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages
  Hash Sum mismatch
Get:7 http://archive.ubuntu.com/ubuntu xenial-updates/main i386 Packages [209 kB]
Get:8 http://archive.ubuntu.com/ubuntu xenial-updates/universe amd64 Packages [93.4 kB]
Get:9 http://archive.ubuntu.com/ubuntu xenial-updates/universe i386 Packages [90.5 kB]
Fetched 306 kB in 5s (57.0 kB/s)          
Reading package lists... Done
E: Failed to fetch http://archive.ubuntu.com/ubuntu/dists/xenial-updates/main/binary-amd64/by-hash/SHA256/2b172ce77467db084da0eb0b8f181142c549e78b8dc810d21165feca
36de0915  Hash Sum mismatch
E: Some index files failed to download. They have been ignored, or old ones used instead.