JSP错误报告

来源：百度知道 编辑：UC知道 时间：2024/05/21 10:54:52
java.lang.IllegalStateException: getOutputStream() has already been called for this response
at org.apache.catalina.connector.Response.getWriter(Response.java:599)
at org.apache.catalina.connector.ResponseFacade.getWriter(ResponseFacade.java:195)
at org.apache.jasper.runtime.JspWriterImpl.initOut(JspWriterImpl.java:124)
at org.apache.jasper.runtime.JspWriterImpl.flushBuffer(JspWriterImpl.java:117)
at org.apache.jasper.runtime.PageContextImpl.release(PageContextImpl.java:191)
at org.apache.jasper.runtime.JspFactoryImpl.internalReleasePageContext(JspFactoryImpl.java:115)
at org.apache.jasper.runtime.JspFactoryImpl.releasePageContext(JspFactoryImpl.java:75)
at org.apache.jsp.woImage_jsp._jspService(woImage_jsp.java:74)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.j

getOutputStream() has already been called for this response
你调用了两次getOutputStream()
删掉一个或者注释掉一个试试
那天我也遇到了
结果删掉一个之后好使了

初步估计你是在同一个页面上跳转之后,又使用了一次跳转

跳转路径问题吧，检查一下吧

你先看你建了哪些类吧 然后你的类名.java的文件
你这么给错误 一般人。。。很难找到。。。呵呵