I had something similar due to the glibc update yesterday that was broken.
Boot into your Ubuntu LiveCD. Mount the partition. (you can do this from console, or by GNOME in "Places" -> Computer -> Filesystem.
Type: cp --parents `dpkg -L libc6-i686 | xargs` /path/to/mounted/disk/ cp --parents `dpkg -L libc6 | xargs` /path/to/mounted/disk/
I had something similar due to the glibc update yesterday that was broken.
Boot into your Ubuntu LiveCD.
Mount the partition. (you can do this from console, or by GNOME in "Places" -> Computer -> Filesystem.
Type: mounted/ disk/ mounted/ disk/
cp --parents `dpkg -L libc6-i686 | xargs` /path/to/
cp --parents `dpkg -L libc6 | xargs` /path/to/