See my "Who opened what files on the network?" in the FAQs section. Or, even better, the improved version
of Ramon F. Jaquez also in the FAQs section (#609).

Vlad

>How could I know who has been opened some DBF or who activate some EXE progr from within my program? I know some products like "Whohasit" and I'd like to do that things myself from VFP. Any ideas?
>
>Thanks, Zlatko.