Additional info: It is I have found in kern.log:
Mar 20 21:22:34 coreduo kernel: [ 2665.091845] compiz[1223]: segfault at 1ac ip 0123ea48 sp bfea2400 error 4 in libunityshell.so[11ea000+10c000] -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/710014 Title: unity bar disappears (since update from today) -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
