It doesn't matter if it doesn't detect windows; it should not be erasing any partitions at all. The description indicates that the option will just reinstall ubuntu in the existing partition, so that's what it should do.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1265192 Title: Install/reinstall wipes out all/other partitions To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubiquity/+bug/1265192/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs