packagesearch tells me 4.0.4 has arrived in Natty http://packages.ubuntu.com/search?keywords=virtualbox- ose&searchon=names&suite=all§ion=all
4.0.4-dfsg-1ubuntu2: amd64 i386 This should settle the matter. Could you kindly report back? ** Changed in: virtualbox-ose (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/711499 Title: Natty in Virtualbox crashes after installing virtualbox-ose-guest-x11 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs