>Hi All,
>
>I have VFP6.0 program.
>
>There is a Fatal Error after running the application.
>
>However, it does not happen to every client machine.

If this happens only when you shut down the application, it may be that some systems are missing one of the components supplied as a part of DCOM. See the FAQ entry Detecting DCOM installation under VFP6 (updated) for a method to detect and correct the problem.