as a follow up to my previous message, it is not necessary to uninstall assistive related packages. Go to "System" > "Preferences" > "Assistive Technology Preferences" and untick the "enable assistive technologies" checkbox.
but that does not "fix" the bug itself when assistive technologies are enabled. -- [AMD64] frequent crashes with assistive technology enabled. https://launchpad.net/bugs/51647 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
