Found same issue while trying to install debian. On TTY 4 (ctr+Alt+F4) i found:
'partman: Found a dos partition table on /devb/sda8'. Debian is installed via UNetBootIn from USB -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1361951 Title: mke2fs asks for input when formatting over a partition table To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/partman-basicfilesystems/+bug/1361951/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs