Try to change the GTK appearance in the system configuration (appearance of a program) to an other than oxygen-gtk. I use Raleigh and it works fine!
If it solve the problem, is a duplicated of bug #772181 -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gimp in Ubuntu. https://bugs.launchpad.net/bugs/765629 Title: gimp-2.6 crashed with SIGSEGV in g_closure_invoke() -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
