Thank you for taking the time to report this bug and trying to help make Ubuntu better. However, it seems that the third reason is applied. (* Unofficial software packages not provided by Ubuntu)
You have external sources enabled (like PPAs) and the upgrade could not continue. Please read some answers as a guide on how to upgrade your Ubuntu installation without problems. http://askubuntu.com/questions/203301/how-to-safely-upgrade-from-an-older-ubuntu-version-to-a-newer-one Best Regards NikTh ** Changed in: ubuntu-release-upgrader (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1254440 Title: Can't upgrade to ubuntu 13.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1254440/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
