ERROR: SOAP Header Missing

See more:

C#

ASP.NET

webservice

I am consuming a JAVA based AsymmetricBinding web service through ASP.NET
I have created Object of that web service, and consumed the Method which has Four parameters
eg:

try{
     MyService objWebRef = new MyService();
     objWebRef.funSample("UserName","Password","RefNo","OptionalField");
   }
catch( Exception ex)
   {
      response.write(ex.tostring());
   }

when I am running this I am getting ERROR as Follows in the catch exception block

Invalid Security

System.Reflection.TargetInvocationException: Exception has been thrown by the target of invocation, --- System.Web.Service.Protocal.SoapException: SOAP Header Missing
at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall

Can You please help me with the same.