I have almost the same problem with the link below.
In my part, I had a problem with my drive about bitlocker key. I didnt have a chance to save the key then unfortuantely something happened in my laptop. So now I decided to change my OS from Windows 7 to Ubuntu 14.04.1.
While in the installing process "no root file system" window popped out, but the my situation is, I think ubuntu doesn't read my HDD.
Here are the screen pictures,