Exception in wsdl

[Guest amolpg]

I get following exception when trying to run executeRequestResponseOperation service created :org.apache.wsif.base.WSIFServiceImpl@6ac461- WSIF0006W: Multiple WSIFProvider found supporting the same namespace URI 'http://schemas.xmlsoap.org/wsdl/soap/'. Found ('org.apache.wsif.providers.soap.apacheaxis.WSIFDynamicProvider_ApacheAxis, org.apache.wsif.providers.soap.apachesoap.WSIFDynamicProvider_ApacheSOAP')- WSIF0007I: Using WSIFProvider 'org.apache.wsif.providers.soap.apacheaxis.WSIFDynamicProvider_ApacheAxis' for namespaceURI 'http://schemas.xmlsoap.org/wsdl/soap/'port_name : org.apache.wsif.providers.soap.apacheaxis.WSIFPort_ApacheAxis@c62c8port2 : org.apache.wsif.providers.soap.apacheaxis.WSIFPort_ApacheAxis@156b6b9inputMessage :RapidDistributorsRequestMessageoutputMessage :org.apache.wsif.base.WSIFDefaultMessage@811c88 name:null parts:nullfaultMessage :org.apache.wsif.base.WSIFDefaultMessage@785d65 name:null parts:nullorg.apache.wsif.base.WSIFDefaultMessage@3bc257 name:RapidDistributorsRequestMessageorg.apache.wsif.WSIFException: duplicated extensibility element java.lang.Class in BindingInput: name=nullSOAPHeader ({http://schemas.xmlsoap.org/wsdl/soap/}header):srequired=nullmessage={http://xmlns.oracle.com/RapidDistributors}WSAReplyToHeaderpart=ReplyTouse=literalencodingStyles=[]soapHeaderFaults=[]SOAPHeader ({http://schemas.xmlsoap.org/wsdl/soap/}header):required=nullmessage={http://xmlns.oracle.com/RapidDistributors}WSAMessageIDHeaderpart=MessageIDuse=literalencodingStyles=[]soapHeaderFaults=[]SOAPBody ({http://schemas.xmlsoap.org/wsdl/soap/}body):required=nulluse=literalat org.apache.wsif.base.WSIFDefaultPort.getExtElem(Unknown Source)at org.apache.wsif.providers.soap.apacheaxis.WSIFPort_ApacheAxis.getExtElem(Unknown Source)at org.apache.wsif.providers.soap.apacheaxis.WSIFOperation_ApacheAxis.parseSOAPHeaderElement(Unknown Source)at org.apache.wsif.providers.soap.apacheaxis.WSIFOperation_ApacheAxis.parseBindingInput(Unknown Source)at org.apache.wsif.providers.soap.apacheaxis.WSIFOperation_ApacheAxis.prepare(Unknown Source)at org.apache.wsif.providers.soap.apacheaxis.WSIFOperation_ApacheAxis.invokeRequestResponseOperation(Unknown Source)at org.apache.wsif.providers.soap.apacheaxis.WSIFOperation_ApacheAxis.executeRequestResponseOperation(Unknown Source)at test.RapidDistributros.main(RapidDistributros.java:139)Process exited with exit code 0.Can anybody help?