>After a few hours, trying to know why the WebService.app was not working,

What happens when you try to use it?

> I've been suggested to try to WSDL generator. To my surprise, it worked. When I try to do the same from Visual FoxPro, it hangs when I click on Generate. But, from WSDL generator, it works ok. Anyone encountered this?

When you say WSDL generator, are you talking about the generator in the SOAP toolkit?