As Geert brought to my attention, bug 1052936 (reported in 2012) may be the same as this one I recently reported in Xenial (bug 1547119): https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/1547119
(see screenshot in bug description) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1052936 Title: Progress bar in "Progress" section has a hole in it To manage notifications about this bug go to: https://bugs.launchpad.net/hundredpapercuts/+bug/1052936/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs