Jana:
Please do not use all caps -- it is considered to be rude shouting
Please feel free to provide us with some information about your problem
What Operating System are you using?
What are the hardware specs of your compuer?
When, exactly, do you get this error message?
What, exactly, are you doing when you get this error message?
What, exactly, is the full and complete error message?
Are you able to boot into Windows, or does the message come up while
booting?
If your system has been working fine before you got the error message, what,
exactly, was the last thing that you did before getting the error message?
steve