I've also got this problem, at the prompt (continue without ....) I can choose "no" but then I got the question again. I'm about attaching the stderr of dpkg-reconfigure grub-pc with DEBCONF_DEBUG='.*' to this comment.
Ubuntu 10.04 LTS 64 bit with the server kernel, grub-pc package version: 1.98-1ubuntu6 ** Attachment added: "debconf_debug.txt" http://launchpadlibrarian.net/47855514/debconf_debug.txt ** Changed in: debconf (Ubuntu) Status: Incomplete => Confirmed -- grub-pc upgrade crashing in stack.pm https://bugs.launchpad.net/bugs/545647 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