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Flex web service, WSDL crossdomain.xml

October 15, 2010

If you’re building a Flex web app utilising wsdl webservices, dont bother using services, they hav’nt updated their crossdomain.xml file to include the necessary Flash 9/10 XML elements. Any web service calls will result in a URL FaultEvent error. I have contacted them, so hopefully they will update it. The crossdomain.xml file (of your site as well) should contain the following element:

<allow-http-request-headers-from domain="*" headers="*" />

Go to any sites root address to check it out e.g.