Hello the problem isn't surely with the nvidia drivers, or gnome, here the problem is in the application that you use Fiji or in Java I assign to Jave package for a better triage Thanks Fabio
** Package changed: ubuntu => icedtea-java7 (Ubuntu) ** Changed in: icedtea-java7 (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/791325 Title: NVIDIA disappearing title bar on Ubuntu 11.04 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs