I just experienced the same thing, not sure what triggered it... my session had been running for hours with quite a few full screen windows. I also have autohide set to never.
** Changed in: unity Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/737420 Title: Windows are maximized under Unity Launcher and receive clicks when clicking on Lanucher icons -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs