I am relatively new to Ubuntu, and this is my first time trying to install Wubi. The laptop I am using had Wubi on it, running 9.04. This time, however, Ubuntu will boot from GRUB, remain working for a few minutes, and then shutdown, displaying the:
screen, as if I had initiated a shutdown. The only two things I can think of are that the graphics card drivers were buggy and that it likes to overheat. It is a HP Pavilion zd8000 with a Pentium 4 and 2GB of RAM. It also runs Unity fine, at least for the few minutes where it works.