게시판을 이용해 주셔서 감사합니다.
다음양식에 맞게 입력해주세요.

* 고객시스템명 : 리눅스 레드 헷 7.3
* GAUCE 버전 : 가우스 3.5
* WAS 종류(WebLogic 등등) : tomcat
* DB 종류 : 오라클 9i
* 문의 유형(질문/요청/참조) : 질문
* 내용 :
동작은 이상이 없는데 자꾸 exception이 납니다. tr할때는 괜찮은데 dataset을 만들때만 나는거 같습니다.
--에러 내용--

2005-06-10 09:11:40 StandardWrapperValve[jsp]: Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException: getOutputStream() has already been called for this response
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:207)
        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:240)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:187)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:200)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:146)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:209)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:144)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
        at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2358)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:133)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
        at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:118)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:116)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:127)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
        at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:152)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
        at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
        at java.lang.Thread.run(Thread.java:536)
----- Root Cause -----
java.lang.IllegalStateException: getOutputStream() has already been called for this response
        at org.apache.coyote.tomcat4.CoyoteResponse.getWriter(CoyoteResponse.java:552)
        at org.apache.coyote.tomcat4.CoyoteResponseFacade.getWriter(CoyoteResponseFacade.java:123)
        at org.apache.jasper.runtime.JspWriterImpl.initOut(JspWriterImpl.java:128)
        at org.apache.jasper.runtime.JspWriterImpl.flushBuffer(JspWriterImpl.java:121)
        at org.apache.jasper.runtime.PageContextImpl.release(PageContextImpl.java:137)
        at org.apache.jasper.runtime.JspFactoryImpl.internalReleasePageContext(JspFactoryImpl.java:153)
        at org.apache.jasper.runtime.JspFactoryImpl.releasePageContext(JspFactoryImpl.java:148)
        at org.apache.jsp.excel_email_jsp._jspService(excel_email_jsp.java:267)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:92)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:162)
        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:240)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:187)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:200)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:146)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:209)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:144)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
        at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2358)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:133)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
        at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:118)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:116)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:594)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:127)
        at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:596)
        at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:433)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:948)
        at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:152)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
        at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
        at java.lang.Thread.run(Thread.java:536)