this is another exception I get after I click on any download link , the
file download works without any problem but this exception is thrown I donot
know how to control these ,
<code>
2010-10-29 15:39:32,221 [http-8080-5] ERROR
org.apache.wicket.protocol.http.WicketFilter - closing the buffer error
java.lang.IllegalStateException: getOutputStream() has already been called
for this response
at org.apache.catalina.connector.Response.getWriter(Response.java:610)
at
org.apache.catalina.connector.ResponseFacade.getWriter(ResponseFacade.java:198)
at
javax.servlet.ServletResponseWrapper.getWriter(ServletResponseWrapper.java:112)
at
org.apache.wicket.protocol.http.WebResponse.write(WebResponse.java:392)
at
org.apache.wicket.protocol.http.BufferedWebResponse.close(BufferedWebResponse.java:74)
at
org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:500)
at
org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:317)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:265)
at
org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249)
at
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:275)
at
org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:149)
at
org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at
org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198)
at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:619)
</code>
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