>i hv create a program in my project call "reportf.prg"
>
>than inside a form , i call a function called "print_report" which was def. inside reportf.prg
>but when i run the call the function "print_report" from the form, a error message prompt out and say "error find print_report.prg',
>is any special declration i need to do!?

Did you do a SET PROCEDURE TO REPORTF to tell VFP to search the procedure file for functions?