After speaking with Ben, we think this is a kernel/ACPI problem and not related to upstart
** Changed in: upstart (Ubuntu) Sourcepackagename: upstart => linux-source-2.6.17 -- computer won't restart after upstart is installed https://launchpad.net/bugs/61812 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs