Problem:

Solution:

  1. Click Here to download UBUNTU 10 ISO file
  2. Boot UBUNTU 10 ISO into USB Flash Drive/Pen Drive
  3. Boot USB Flash Drive/Pen Drive
  4.  Click "Try Ubuntu 10.04.4 LTS".
  5. Open Terminal.
  6. Copy "sudo fsck -a /dev/sda1" and paste in Terminal. 
  7. Press "Enter" key on Keyboard.