I've solved the problem as jerrylamos suggests, but only modifying the file /etc/modules. I've no touched the menu.lst and the laptop shuts down properly.
these are my files: a name: Linux alberto-laptop 2.6.22-14-generic #1 SMP Sun Oct 14 23:05:12 GMT 2007 i686 GNU/Linux dmesg attached ** Attachment added: "dmesg.log" http://launchpadlibrarian.net/10569807/dmesg.log -- Gutsy shutdown doesn't https://bugs.launchpad.net/bugs/119308 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
