The same error may happen at 32bit 11.04 However, a solution and explanation is provided here in the ubuntu forums :
http://ubuntuforums.org/archive/index.php/t-1631433.html -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/776678 Title: gtk-warning after running gksu gedit -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
