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今天把以前的一個管理系統(tǒng)重新拿出來運(yùn)行的時候，
在登陸頁面時調(diào)用的驗(yàn)證碼出現(xiàn)了以下錯誤。

ERROR?-?Servlet.service()?for?servlet?jsp?threw?exception
?2

java.lang.IllegalStateException:?getOutputStream()?has?already?been?called?for?this?response
?3

?at?org.apache.catalina.connector.Response.getWriter(Response.java:599)
?4

?at?org.apache.catalina.connector.ResponseFacade.getWriter(ResponseFacade.java:195)
?5

?at?org.apache.jasper.runtime.JspWriterImpl.initOut(JspWriterImpl.java:124)
?6

?at?org.apache.jasper.runtime.JspWriterImpl.flushBuffer(JspWriterImpl.java:117)
?7

?at?org.apache.jasper.runtime.PageContextImpl.release(PageContextImpl.java:191)
?8

?at?org.apache.jasper.runtime.JspFactoryImpl.internalReleasePageContext(JspFactoryImpl.java:115)
?9

?at?org.apache.jasper.runtime.JspFactoryImpl.releasePageContext(JspFactoryImpl.java:75)
10

?at?org.apache.jsp.main.image_jsp._jspService(image_jsp.java:124)
11

?at?org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
12

?at?javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
13

?at?org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:332)
14

?at?org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
15

?at?org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
16

?at?javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
17

?at?org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
18

?at?org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
19

?at?hxz.filter.SetEncodingFilter.doFilter(SetEncodingFilter.java:20)
20

?at?org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
21

?at?org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
22

?at?org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
23

?at?org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
24

?at?org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
25

?at?org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
26

?at?org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
27

?at?org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
28

?at?org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
29

?at?org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
30

?at?org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
31

?at?org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
32

?at?org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
33

?at?java.lang.Thread.run(Thread.java:595)
34

后來發(fā)現(xiàn)，原來是Tomcat的版本有問題，但出現(xiàn)了錯誤，還是會同樣運(yùn)行！
把你的版本找到5.0以上就行！

posted on 2008-04-03 21:50 EricWong 閱讀(1313) 評論(0) 編輯收藏所屬分類: J2EE

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