May be that I should clearly tell, that all this problems do not occur when connecting with vnc; in other words when connecting to the gnome session that is automatically started when the computer boots. (May be that the issues are due to nx.)
-- Bug when we start Feisty : trouble with at-spi https://launchpad.net/bugs/74249 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs