Get:12 http://archive.ubuntu.com feisty/universe Packages [4912kB]              
99% [12 Packages gzip 0] [Waiting for headers]                       39.7kB/s 0s
gzip: stdin: not in gzip format
Err http://archive.ubuntu.com feisty/universe Packages                          
  Sub-process gzip returned an error code (1)