repair oprating system

[Mesafint]

the operating system corrupt it cannot boot properly so it is windows 200 professionals  i start repair the oprati
ng system  i used windows 2000 professionals  with service pack 4  after finish repairing  start properly but lost data on desktop and my documents how to recover my data this id urgent  !!!!!!!

thanks

[patio]

It sounds as if you did an over the top install instead of a repair install...if so your data is gone.
What exact method did you use ? ?