Thanks for your report.
The problem comes from deb http://www.lug.bu.edu/mirror/ubuntu/ oneiric main restricted # disabled on upgrade to oneiric' was disabled (unknown mirror)
But it is a valid mirror according to https://launchpad.net/ubuntu/+archivemirrors
As Walter said, using another mirror will work around the problem.
Thanks for your report.
The problem comes from www.lug. bu.edu/ mirror/ ubuntu/ oneiric main restricted # disabled on upgrade to oneiric' was disabled (unknown mirror)
deb http://
But it is a valid mirror according to https:/ /launchpad. net/ubuntu/ +archivemirrors
As Walter said, using another mirror will work around the problem.