>can anyone help me ?
>
>1. How can i make my users only run 1 exe file. if they run it again, the exe file will tell them that the exe file is already run or it will show the exe which is running. because i make temporary file everytime the exe is execute. if they run the exe again, the temporary file will be overwrite.


Check Implementation of the Win32 Event object File #9807. It shows how to use windows Event object to implement single-instance app. Here's another one Re: Only open application once Message #585856. It uses windows Mutex.


>2. What is the best reporting tools and very user friendly ( or 3rd Party ) that compatible with VFP 7/8. Because the standard reporting tools is very simple. because if i want to make customized report, it very difficult.
>

It's better to create separate threads for unrelated questions.