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양희정

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Nov 18, 2000, 12:27:10 AM11/18/00
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hi ..

I have upgrade WAS (3.0.2 -> 3.0.2.1 , 3.0.2.2 ).
I see error .
In my servlet I did get a PrintWriter . The servlets forwards to a JSP.

( source example )


public void performTask(HttpServletRequest request, HttpServletResponse
response) {
PrintWriter out = null;
try{
out = response.getWriter();
hdmf.cargo.sza01ag.SZA01AUBean sza01au =null;
try {
sza01au = (hdmf.cargo.sza01ag.SZA01AUBean)
java.beans.Beans.instantiate(getClass().getClassLoader(),
"hdmf.cargo.sza01ag.SZA01AUBean");

} catch (ClassNotFoundException e) {
hdmf.common.Common_Lib.msgBox(out, e.toString());
hdmf.common.Common_Lib.history_Back(out);
return;
}
request.setAttribute("sza01au", sza01au);


if(request.getParameter("K__FROM__DT")==null||request.getParameter("K__FROM_
_DT").trim().equals("")){
}else{
sza01au.callSZA01AU(request);
if (sza01au.comma.getCWAG__CNT() > (short) 0) {
String msg =
hdmf.common.Common_Lib.msgHandler(sza01au.comma.getEZE__GROUP__166(0).getCWA
G__ERR__TYPE(), sza01au.comma.getEZE__GROUP__166(0).getCWAG__ERR__CODE());
hdmf.common.Common_Lib.msgBox(out, msg);
hdmf.common.Common_Lib.history_Back( out ) ;
return;
}//end if
}

getServletContext().getRequestDispatcher("/part/cargo/policy_print/policy_li
st.jsp").forward(request, response);

} catch (Exception e) {
hdmf.common.Common_Lib.msgBox(out, e.toString());
hdmf.common.Common_Lib.history_Back(out);
return;
}

}


* error code :
00.11.09 15:48:14:333 CET] 1ed46d1 WebAppInvoker X Unexpected internal
engine error while processing request
java.lang.IllegalStateException: ERROR:
Cannot set header. Response already committed.
at java.lang.Throwable.fillInStackTrace(Native Method)
at java.lang.Throwable.fillInStackTrace(Compiled Code)
at java.lang.Throwable.<init>(Compiled Code)
at java.lang.Exception.<init>(Compiled Code)
at java.lang.RuntimeException.<init>(Compiled Code)
at java.lang.IllegalStateException.<init>(Compiled Code)
at com.ibm.servlet.engine.srt.SRTServletResponse.setHeader(Compiled Code)
at com.ibm.servlet.engine.srt.SRTServletResponse.setContentType(Compiled
Code)
at
com.ibm.servlet.engine.srt.SRTServletResponse.initForNextResponse(Compiled
Code)
at

com.ibm.servlet.engine.srt.SRTConnectionContext.prepareForNextConnection(Com
piled Code)
at com.ibm.servlet.engine.srt.WebAppInvoker.handleInvocationHook(Compiled
Code)
at

com.ibm.servlet.engine.invocation.CachedInvocation.handleInvocation(Compiled
Code)
at

com.ibm.servlet.engine.invocation.CacheableInvocationContext.invoke(Compiled
Code)
at
com.ibm.servlet.engine.srp.ServletRequestProcessor.dispatchByURI(Compiled
Code)
at
com.ibm.servlet.engine.oselistener.OSEListenerDispatcher.service(Compiled
Code)
at

com.ibm.servlet.engine.oselistener.SQEventListenerImp$ServiceRunnable.run(Co
mpiled Code)
at

com.ibm.servlet.engine.oselistener.SQEventListenerImp.notifySQEvent(Compiled
Code)
at

com.ibm.servlet.engine.oselistener.serverqueue.SQEventSource.notifyEvent(Com
piled Code)
at

com.ibm.servlet.engine.oselistener.serverqueue.SQWrapperEventSource$SelectRu
nnable.notifyService(Compiled Code)
at

com.ibm.servlet.engine.oselistener.serverqueue.SQWrapperEventSource$SelectRu
nnable.run(Compiled Code)
at

com.ibm.servlet.engine.oselistener.outofproc.OutOfProcThread$CtlRunnable.run
(Compiled Code)
at java.lang.Thread.run(Thread.java:479)

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