got error in soap toolkit 3.0

Question

Hi all, i have to create vb client that consume .net web service, and got these error "WSDLOperation:The operation UploadFile had an invalid parts attribute HRESULT=0x80004005: Unspecified error - WSDLOperation:Initializing of the input message failed for operation UploadFile HRESULT=0x80004005: Unspecified error - WSDLPort:An operation for port GSoapWS could not be initialized HRESULT=0x80004005: Unspecified error - WSDLPort:Analyzing the binding information for port GSoapWS failed HRESULT=0x80004005: Unspecified error - WSDLService:Initialization of the port for service GSoapWS failed HRESULT=0x80004005: Unspecified error - WSDLReader:Analyzing the WSDL file failed HRESULT=0x80004005: Unspecified error - Client:One of the parameters supplied is invalid. HRESULT=0x80070057: The parameter is incorrect." my vb client code is ********************************************************************** Dim soapclient As MSSOAPLib30.SoapClient30 Dim strwsdl As String Dim output As String Set soapclient = New MSSOAPLib30.SoapClient30 strwsdl = "D:\vb\gsoapclient\GSoapWS.wsdl" soapclient.ClientProperty("ServerHTTPRequest") = True soapclient.MSSoapInit (strwsdl) *********************************************************************** please please help me out for the same....milons thanks