Hi Fulvio! This is an old support case and not a bug from what I can judge. Closing.
Here is the official Italian Ubuntu forum: http://forum.ubuntu-it.org/ :) ** Changed in: apt (Ubuntu) Status: Incomplete => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1091025 Title: problem with update-manager To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apt/+bug/1091025/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs