This bug was fixed in the package ubuntu-release-upgrader - 1:20.04.25 --------------- ubuntu-release-upgrader (1:20.04.25) focal; urgency=medium
* DistUpgrade/DistUpgradeQuirks.py: Add a check for ROS packages being installed and warn that upgrades with them installed are not likely to work. Thanks to Kyle Fazzari for the patch. (LP: #1611737) * DistUpgrade/DistUpgradeController.py: do what the comment says and really back up /etc/apt/sources.list first. (LP: #1888916) -- Brian Murray <br...@ubuntu.com> Wed, 26 Aug 2020 08:36:39 -0700 ** Changed in: ubuntu-release-upgrader (Ubuntu Focal) Status: Fix Committed => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1611737 Title: Can't upgrade from a release if ros packages are installed from ROS servers To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1611737/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs