*/
public void testR2GCEchoVoid() throws AxisFault {
url = "http://www.mssoapinterop.org/asmx/header.asmx";
soapAction = "http://soapinterop.org/";
util = new GroupcSoap12VoidUtil();
retEnv = client.sendMsg(util, url, soapAction);
tempPath = resFilePath + "ASPNetR2Gc_S12_VoidRes.xml";
compareXML(retEnv, tempPath);
}