The instructions on how to grab a stacktrace are in the instructions at the link in this bug report. It does say "Could you please follow the instructions on https://wiki.ubuntu.com/Unity/FilingBugs#Getting%20a%20stack%20trace and attach unity.log to this bug report?" but the linked section shows how to do it.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/745830 Title: unity froze the entire desktop -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs