Try passing the CHM file name with the full path to its location as well - C:\MyApp\MyHelp.CHM. Use FULLPATH('MyHelp.chm') function to return the file name with the full the path.

lcFile = fullpath('myhelp.chm')
run /n3 hh.exe &lcFile

>Hi Mark
>Have a similiar problem getting help.chm files to work on distributed pcs. The target pc is a pentium 166/ win98Se/ IE5.5/ 64mb memory.
>The development pc is a p4 1.6ghz /win XP Home /IE 6.0 /512mb memory.
>Am using Inno (3rd party Setup program) to build the setup.exe & they claim that they register all files as the last step of the setup process.
>Am loading foxhhelp7.exe & foxhhelpps7.dll into c:\program files\common files\microsoft shared\VFP directory as part of the setup process.
>Am using VFP7 & Codemine7.
>In the main menu \ Help pull down menu I put the command "run /n3 hh.exe MyHelp.chm" ( w/o quotes)
>This works fine on my development pc, but gives a "Cannot open the MyHelp.chm" when I try to open it on the p166 pc.
>Tried loading those 2 files into the c:\windows\system directory & got same error.
>What am I missing?
>All help appreciated.
>Bill Wright