I was trying to extract an archive, then my computer froze, so I pressed the power button to shut it down. After that, I cannot boot Ubuntu, it stops at the purple screen.
Please note that I am running Ubuntu 11.10, with Windows 7
Questions on Ask Ubuntu are expected to relate to Ubuntu within the scope defined by the community. Consider editing the question or leaving comments for improvement if you believe the question can be reworded to fit within the scope. Read more about reopening questions here.If this question can be reworded to fit the rules in the help center, please edit the question.