I can't find 'apt.nc.hcc.edu.tw' and 'archive.ubuntu.org.cn' in the servers list for Intrepid nor at https://edge.launchpad.net/ubuntu/+archivemirrors
What version of python-apt do you have ?
I can't find 'apt.nc.hcc.edu.tw' and 'archive. ubuntu. org.cn' in the servers list for Intrepid nor at https:/ /edge.launchpad .net/ubuntu/ +archivemirrors
What version of python-apt do you have ?