I am new to Ubuntu . I am using Ubuntu 12.04 , yesterday my PC hags up and I waited for few minutes it doesn't responded , I shutdown forcefully . using shutdown button . when i started my Ubuntu It hangs up at the splash screen with 2-4 dots. I am unable to use ubuntu using bootable USB. What can be problem ? Also , I am using it in Dual Boot . Window is working fine but there is problem with ubuntu only . Please suggest me any solution to save my data . Your help will be really appreciated.
Regards Vidya Sagar