I can confirm this error on my Acer Travelmate 4001 WLMi laptop. After upgrading to feisty kernel 2.6.20-14-generic stopped booting while loading the ACPI Module ibm_acpi (see attached file dmesg.log). With kernel 2.6.17-11-generic ACPI works fine.
** Attachment added: "Output of dmesg" http://librarian.launchpad.net/7219424/dmesg.log -- /etc/init.d/acpid hangs and computer does not start https://bugs.launchpad.net/bugs/102901 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs