Yes, this is indeed the case. I've forwarded the bug to the schooltool project and closed the ubuntu task. Thanks for your report and investigation.
** Also affects: schooltool Importance: Undecided Status: New ** Changed in: update-manager (Ubuntu) Status: Incomplete => Invalid -- Could not calculate the upgrade: Resolve generated breaks, this may be caused by held packages https://bugs.launchpad.net/bugs/250751 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs