Upgrade of server from Ubuntu 11 to 12 failed. Launched do-release-upgrade

[Mark Vincett]

Exception during pm.DoInstall(): E:Could not perform immediate configuration on 'perl-modules'. Please see man 5 apt.conf under APT::Immediate-Configure for de tails. (2)

Could not install the upgrades

The upgrade has aborted. Your system could be in an unusable state. A
recovery will run now (dpkg --configure -a).

Please report this bug in a browser at
http://bugs.launchpad.net/ubuntu/+source/update-manager/+filebug and
attach the files in /var/log/dist-upgrade/ to the bug report.
E:Could not perform immediate configuration on 'perl-modules'. Please
see man 5 apt.conf under APT::Immediate-Configure for details. (2)

Upgrade complete

The upgrade has completed but there were errors during the upgrade
process.

Log Files are attached

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.