Exception while running invoking an application with axis 2.1.1

[Mehar SVLN]

Hai,
I am using axis 2.1.1

When i am trying to invoke one of my operations i am getting this exception

[java] Nov 15, 2006 2:27:39 PM org.apache.axis2.transport.http.AxisServlet doPost
     [java] SEVERE: java.lang.NoSuchMethodError: javax.xml.stream.XMLOutputFactory.newInstance(Ljava/lang/String;Ljava/lang/ClassLoader;)Ljavax/xml/stream/XMLOutputFactory;
     [java] Nov 15, 2006 2:27:39 PM org.apache.catalina.core.StandardWrapperValve invoke
     [java] SEVERE: Servlet.service() for servlet AxisServlet threw exception
     [java] java.lang.NoSuchMethodError: javax.xml.stream.XMLOutputFactory.newInstance(Ljava/lang/String;Ljava/lang/ClassLoader;)Ljavax/xml/stream/XMLOutputFactory;
     [java]     at org.apache.axiom.om.util.StAXUtils.getXMLOutputFactory(StAXUtils.java:97)
     [java]     at org.apache.axiom.om.util.StAXUtils.createXMLStreamWriter(StAXUtils.java:123)
     [java]     at org.apache.axiom.om.impl.MTOMXMLStreamWriter .<init>(MTOMXMLStreamWriter.java:74)
     [java]     at org.apache.axiom.om.impl.llom.OMNodeImpl.serializeAndConsume(OMNodeImpl.java:410)
     [java]     at org.apache.axis2.transport.http.CommonsHTTPTransportSender.sendUsingOutputStream (CommonsHTTPTransportSender.java:275)
     [java]     at org.apache.axis2.transport.http.CommonsHTTPTransportSender.invoke(CommonsHTTPTransportSender.java:209)
     [java]     at org.apache.axis2.engine.AxisEngine.sendFault (AxisEngine.java:710)
     [java]     at org.apache.axis2.transport.http.AxisServlet.handleFault(AxisServlet.java:305)
     [java]     at org.apache.axis2.transport.http.AxisServlet.doPost(AxisServlet.java:287)
     [java]     at javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
     [java]     at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
     [java]     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:252)
     [java]     at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
     [java]     at org.apache.catalina.core.StandardWrapperValve.invoke( StandardWrapperValve.java:213)
     [java]     at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
     [java]     at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java :126)
     [java]     at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
     [java]     at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
     [java]     at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
     [java]     at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
     [java]     at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection (Http11BaseProtocol.java:667)
     [java]     at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
     [java]     at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java :80)
     [java]     at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
     [java]     at java.lang.Thread.run(Thread.java:595)
     [java] Nov 15, 2006 2:27:39 PM org.apache.catalina.core.ApplicationDispatcher invoke
     [java] SEVERE: Servlet.service() for servlet jsp threw exception
     [java] java.lang.IllegalStateException: getOutputStream() has already been called for this response
     [java]     at org.apache.catalina.connector.Response.getWriter (Response.java:606)
     [java]     at org.apache.catalina.connector.ResponseFacade.getWriter(ResponseFacade.java:195)
     [java]     at org.apache.jasper.runtime.JspWriterImpl.initOut(JspWriterImpl.java:124)
     [java]     at org.apache.jasper.runtime.JspWriterImpl.flushBuffer(JspWriterImpl.java:117)
     [java]     at org.apache.jasper.runtime.PageContextImpl.release(PageContextImpl.java:191)
     [java]     at org.apache.jasper.runtime.JspFactoryImpl.internalReleasePageContext (JspFactoryImpl.java:115)
     [java]     at org.apache.jasper.runtime.JspFactoryImpl.releasePageContext(JspFactoryImpl.java:75)
     [java]     at org.apache.jsp.axis2_002dweb.Error.error500_jsp._jspService(org.apache.jsp.axis2_002dweb.Error.error500_jsp:97 )
     [java]     at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
     [java]     at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
     [java]     at org.apache.jasper.servlet.JspServletWrapper.service (JspServletWrapper.java:332)
     [java]     at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
     [java]     at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
     [java]     at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
     [java]     at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
     [java]     at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:173)
     [java]     at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)
     [java]     at org.apache.catalina.core.ApplicationDispatcher.processRequest (ApplicationDispatcher.java:465)
     [java]     at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398)
     [java]     at org.apache.catalina.core.ApplicationDispatcher.forward( ApplicationDispatcher.java:301)
     [java]     at org.apache.catalina.core.StandardHostValve.custom(StandardHostValve.java:363)
     [java]     at org.apache.catalina.core.StandardHostValve.status(StandardHostValve.java :284)
     [java]     at org.apache.catalina.core.StandardHostValve.throwable(StandardHostValve.java:228)
     [java]     at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:134)
     [java]     at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
     [java]     at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
     [java]     at org.apache.catalina.connector.CoyoteAdapter.service (CoyoteAdapter.java:148)
     [java]     at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
     [java]     at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection (Http11BaseProtocol.java:667)
     [java]     at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
     [java]     at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java :80)
     [java]     at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
     [java]     at java.lang.Thread.run(Thread.java:595)

Can anyone help me on this

Thanks in advance
--
Rgds
Mehar