>>I install VFP7 in my laptop and copy the project. I generate the EXE again and still have the same problem. So, it was not a matter of the two monitorsI didn't think two monitors would be the cause. I am not sure what it is I'll try to think of something.
Have you tried debugging it (with something like Hilmar's idea of WAIT WINDOW, or putting messageboxes here and there to see what part it reaches and which WW does not fire)?