I already reported this long ago, that the problem doesn't happen with the Ubuntu dawn theme, only in the default theme. I've been using Ubuntu dawn & MAC icons (by the way very nice combination) for a month and I haven't seen this there since. Nevertheless, probably it has something in common with themes.
-- visual corruption affecting several panel applets https://bugs.launchpad.net/bugs/439448 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