Thinking that the problem might still be due to something I had done, I did a fresh installation of Xubuntu to a different partition, again using debootstrap. The spontaneous rebooting occurs with the new installation. I attach the apport file for this installation (apport.gdm.PML4zv.apport)
** Attachment added: "apport.gdm.PML4zv.apport" https://bugs.launchpad.net/ubuntu/+source/gdm/+bug/647182/+attachment/1658372/+files/apport.gdm.PML4zv.apport -- spontaneous reboot on logging in xubuntu maverick https://bugs.launchpad.net/bugs/647182 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs