How are you launching the help file from within the Fox app? If you are using a RUN command, try substituting just HELP and see if it will work.

>Hi
>
>We have .chm help file and use the SET HELP To filename.CHM.
>
>After distribution the application, Help work on some machines and does not work on other machines. anyone have this problem?
>
>On the machines that does not works, the .CHM will work if the user double click on the .CHM file in windows explorer but not from inside the application.
>
>I am using vfp7 but it happened when used vfp6 also.
>
>Mo