java.lang.IllegalStateException: ERROR: Cannot forward. Writer or Stream already obtained.

Oracle Community | 843797 | 2 decades ago
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    Root Cause Analysis

    1. java.lang.IllegalStateException

      ERROR: Cannot forward. Writer or Stream already obtained.

      at com.ibm.servlet.engine.webapp.WebAppRequestDispatcher.forward()
    2. com.ibm.servlet
      WebAppRequestDispatcher.forward
      1. com.ibm.servlet.engine.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java:95)
      1 frame
    3. jsp
      CopyForwardMediator_jsp_3._jspService
      1. jsp.CopyForwardMediator_jsp_3.gotoPage(CopyForwardMediator_jsp_3.java:44)
      2. jsp.CopyForwardMediator_jsp_3._jspService(CopyForwardMediator_jsp_3.java:164)
      2 frames
    4. GWT dev
      HttpJspBase.service
      1. org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:127)
      1 frame
    5. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
      1 frame
    6. GWT dev
      JspServlet.service
      1. org.apache.jasper.runtime.JspServlet$JspServletWrapper.service(JspServlet.java:286)
      2. org.apache.jasper.runtime.JspServlet.serviceJspFile(JspServlet.java:415)
      3. org.apache.jasper.runtime.JspServlet.service(JspServlet.java:532)
      3 frames
    7. JavaServlet
      HttpServlet.service
      1. javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
      1 frame
    8. com.ibm.servlet
      HttpConnection.handleRequest
      1. com.ibm.servlet.engine.webapp.StrictServletInstance.doService(ServletManager.java:718)
      2. com.ibm.servlet.engine.webapp.StrictLifecycleServlet._service(StrictLifecycleServlet.java:160)
      3. com.ibm.servlet.engine.webapp.IdleServletState.service(StrictLifecycleServlet.java:287)
      4. com.ibm.servlet.engine.webapp.StrictLifecycleServlet.service(StrictLifecycleServlet.java:105)
      5. com.ibm.servlet.engine.webapp.ServletInstance.service(ServletManager.java:428)
      6. com.ibm.servlet.engine.webapp.ValidServletReferenceState.dispatch(ServletManager.java:870)
      7. com.ibm.servlet.engine.webapp.ServletInstanceReference.dispatch(ServletManager.java:788)
      8. com.ibm.servlet.engine.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java:439)
      9. com.ibm.servlet.engine.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java:239)
      10. com.ibm.servlet.engine.webapp.WebAppRequestDispatcher.forward(WebAppRequestDispatcher.java:104)
      11. com.ibm.servlet.engine.srt.WebAppInvoker.doForward(WebAppInvoker.java:61)
      12. com.ibm.servlet.engine.srt.WebAppInvoker.handleInvocationHook(WebAppInvoker.java:132)
      13. com.ibm.servlet.engine.invocation.CachedInvocation.handleInvocation(CachedInvocation.java:67)
      14. com.ibm.servlet.engine.invocation.CacheableInvocationContext.invoke(CacheableInvocationContext.java:106)
      15. com.ibm.servlet.engine.srp.ServletRequestProcessor.dispatchByURI(ServletRequestProcessor.java:125)
      16. com.ibm.servlet.engine.oselistener.OSEListenerDispatcher.service(OSEListener.java:271)
      17. com.ibm.servlet.engine.http11.HttpConnection.handleRequest(HttpConnection.java:49)
      17 frames
    9. com.ibm.ws
      CachedThread.run
      1. com.ibm.ws.http.HttpConnection.readAndHandleRequest(HttpConnection.java:303)
      2. com.ibm.ws.http.HttpConnection.run(HttpConnection.java:232)
      3. com.ibm.ws.util.CachedThread.run(ThreadPool.java:122)
      3 frames