So, I\'m working on integrating Fedex\'s Address Validation into a site I\'m working on. Fedex web services are SOAP-based, so we\'re in the magical land of WSDLs here. I\'m
There are several versions of both WSDL and SOAP, and PHP seems to have issues with at least WSDL 2.0.
Check the header of the WSDL file to verify what FedEx wants (they might provide several web services for different versions) and check with a sniffer what your script actually sends.