Try to switch to some other help file

SET HELP TO someother.chm

>I use the command: set help to myhelp.chm
>and then I can call it from my forms
>
>But suppose I want to rename or edit help file, it's impossible
>
>Even if I assing: set help to and close all
>
>I need to shut down VFP to have access to the file
>
>Is it normal ?