2000 DBase

Hi Every one
My program was able to read a data base created by Access 97, when I converted this data base to Access 2000, My Apps fail to read and give this error, Unrecognized data base format, What could be the problem and how to solve it.
Appreciate your usual help
Regards

I kept searching for this problem and the solution is in the following:
http://support.microsoft.com/support.../q238/4/01.asp
My regards
maqmaq