I was updating my Xubuntu Karmic Beta with updater-GUI and got same kind of behavior. Details are alike with those Katsudon has experienced.
Yours Jari J. Lehtinen An elder PC-pro with four years experience of Ubuntu and over thirty years of computer systems -- package grub-pc 1.97~beta4-1ubuntu3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 https://bugs.launchpad.net/bugs/459807 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