Stamps.com Web Services, Asp.net, .net

I am getting this error please check your self.


soap:ServerThere was an exception running the extensions specified in the config file. ---> Root element is missing.


XML Code is as below please guide us on this error code and if possible please send us back what to update on this code.

strXML = "<?xml version='1.0' encoding='utf-8'?>"
strXML += "<soap:Envelope xmlns:soap='http://schemas.xmlsoap.org/soap/envelope/'>"
strXML += "<soap:Body>"
strXML += "<tns:GetRates>"
strXML += "<tns:Authenticator>test</tns:Authenticator>"
strXML += "<tns:Rate>"
strXML += "<tns:FromZIPCode>90405</tns:FromZIPCode>"
strXML += "<tns:ToZIPCode>92111</tns:ToZIPCode>"
strXML += "<tns:WeightLb>12</tns:WeightLb>"
strXML += "<tns:PackageType>Package</tns:PackageType>"
strXML += "<tns:ShipDate>2009-08-31</tns:ShipDate>"
strXML += "<tns:InsuredValue>100.00</tns:InsuredValue>"
strXML += "</tns:Rate>"
strXML += "</tns:GetRates>"
strXML += "</soap:Body>"
strXML += "</soap:Envelope>"
strXMLhttp = Server.CreateObject("MSXML2.ServerXMLHTTP")
xmlObj.loadXML(strXML)



strXMLhttp.Open("POST", "https://swsim.testing.stamps.com/swsim/SwsimV12.asmx", False)
strXMLhttp.setRequestHeader("SOAPAction", "http://stamps.com/xml/namespace/2010/11/swsim/swsimv12/GetRates")
strXMLhttp.setRequestHeader("Content-Type", "text/xml; charset=utf-8")
strXMLhttp.send(xmlObj.xml)

Dim strXMLResponse
Dim mydoc
Dim strChosen
'the response from Stamp
strXMLResponse = strXMLhttp.responseText
mydoc = Server.CreateObject("Microsoft.xmlDOM")
mydoc.loadxml(strXMLResponse)

Response.Write(strXMLResponse)

sorry wrong post