>i tried to use "trace utility" but did not show me any result!
>its all empty
>probably its needs to be used on server that hosts web service I don't know, but I'm pretty sure it's a client-side utility.
Have you tried accessing the asmx via Internet Explorer? This is a third-party Web Service, right? What's the URL to the asmx? Can anyone get to it?
~~Bonnie