Same behavior on my desktop computer with a standard mouse, since upgrade to unity 5.2 on precise alpha. It's very very annoying.
A workaround is to uncheck autohide in system settings -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/926556 Title: launcher does not reveal when using trackpads To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/926556/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs