Hi,
remove all filters from your web.xml - not the Wicket one of course ;) -
and see whether this changes something.
Check your access log for the failing url, so you can check who is
involved in writing the response.
Regards
Sven
Am 18.10.2017 um 19:07 schrieb Wayne W:
Hi,
we have a lot of these in our production logs:
java.lang.IllegalStateException: getOutputStream() has already been called
for this response
at
org.apache.catalina.connector.Response.getWriter(Response.java:578)
at
org.apache.catalina.connector.ResponseFacade.getWriter(ResponseFacade.java:212)
at
javax.servlet.ServletResponseWrapper.getWriter(ServletResponseWrapper.java:109)
at
org.apache.wicket.protocol.http.servlet.ServletWebResponse.write(ServletWebResponse.java:110)
at
org.apache.wicket.protocol.http.HeaderBufferingWebResponse.write(HeaderBufferingWebResponse.java:179)
at
org.apache.wicket.protocol.http.BufferedWebResponse$WriteCharSequenceAction.invoke(BufferedWebResponse.java:171)
at
org.apache.wicket.protocol.http.BufferedWebResponse.writeTo(BufferedWebResponse.java:602)
at
org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:198)
at
org.apache.wicket.core.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:175)
at
org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:895)
at
org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:314)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:323)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:323)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:323)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:323)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:323)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:323)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:323)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:323)
at
org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:237)
at
org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:293)
at
org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:261)
at
org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:203)
at
org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:284)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
What cab cause these and what should we do?
We also get lots of these (but not as many)
java.lang.IllegalStateException: Cannot call sendRedirect() after the
response has been committed
at
org.apache.catalina.connector.ResponseFacade.sendRedirect(ResponseFacade.java:494)
at
javax.servlet.http.HttpServletResponseWrapper.sendRedirect(HttpServletResponseWrapper.java:138)
at
hub.app.servlet.RelativeUrlFilter$RelativeUrlServletResponseFilter.sendRedirect(RelativeUrlFilter.java:111)
at
org.apache.wicket.protocol.http.servlet.ServletWebResponse.sendRedirect(ServletWebResponse.java:288)
at
org.apache.wicket.protocol.http.HeaderBufferingWebResponse.sendRedirect(HeaderBufferingWebResponse.java:117)
at
org.apache.wicket.request.handler.render.WebPageRenderer.redirectTo(WebPageRenderer.java:161)
at
org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:280)
at
org.apache.wicket.core.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:175)
at
org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:895)
at
org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64)
at
org.apache.wicket.request.cycle.RequestCycle.executeExceptionRequestHandler(RequestCycle.java:314)
at
org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:237)
at
org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:293)
at
org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:261)
at
org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:203)
at
org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:284)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
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