This script uses $.ajax to send a SOAP:Envelope. It can take XML DOM, XML string or JSON as input and the response can be returned as either XML DOM, XML string or JSON too.
XMLHttpRequest cannot load http://10.10.9.169/UserService3/WebService1.asmxgetUserbyUsername. Request header field SOAPAction is not allowed by Access-Control-Allow-Headers in preflight response.
jquery.soap.js:456 Uncaught Error: Unexpected Content: undefined
XMLHttpRequest cannot load http://10.10.9.169/UserService3/WebService1.asmxgetUserbyUsername. Request header field SOAPAction is not allowed by Access-Control-Allow-Headers in preflight response. jquery.soap.js:456 Uncaught Error: Unexpected Content: undefined
how to approach this error?