Ensure that all the objects you are storing in your page implement Serializable
On Wed, Sep 17, 2008 at 11:10 AM, Johannes Schneider <[EMAIL PROTECTED] > wrote: > Hi, > > since I have switched to the latest Wicket version, I get that exception > a lot of times. > But I really don't understand what I am doing wrong. > > Yes I know that it is not easy to give any hints without knowing any > details. But maybe that is a common error... > Any hints are welcome. > > > Thanks, > > Johannes > > > <no page> > org.apache.wicket.protocol.http.PageExpiredException: Cannot find the > rendered page in session > > [pagemap=null,componentPath=0:news:news:6:attachments:attachments:0:downloadLink,versionNumber=0] > at > > org.apache.wicket.protocol.http.WebRequestCycleProcessor.resolve(WebRequestCycleProcessor.java:181) > at org.apache.wicket.RequestCycle.step(RequestCycle.java:1227) > at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1347) > at org.apache.wicket.RequestCycle.request(RequestCycle.java:497) > at > org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:387) > at > org.apache.wicket.protocol.http.WicketServlet.doGet(WicketServlet.java:125) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:689) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) > at sun.reflect.GeneratedMethodAccessor30.invoke(Unknown Source) > at > > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:597) > at org.apache.catalina.security.SecurityUtil > $1.run(SecurityUtil.java:243) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAsPrivileged(Subject.java:517) > at > org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:272) > at > > org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:161) > at > > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:245) > at org.apache.catalina.core.ApplicationFilterChain.access > $0(ApplicationFilterChain.java:177) > at org.apache.catalina.core.ApplicationFilterChain > $1.run(ApplicationFilterChain.java:156) > at java.security.AccessController.doPrivileged(Native Method) > at > > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:152) > at > > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214) > at > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) > at > org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) > at > > org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198) > at > > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152) > at > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) > at > org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) > at > > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137) > at > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) > at > > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118) > at > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102) > at > org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) > at > > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) > at > > org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104) > at > org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520) > at > org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929) > at > org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160) > at > org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:300) > at > org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:374) > at > org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:743) > at > > org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:675) > at > org.apache.jk.common.SocketConnection.runIt(ChannelSocket.java:866) > at org.apache.tomcat.util.threads.ThreadPool > $ControlRunnable.run(ThreadPool.java:684) > at java.lang.Thread.run(Thread.java:619) > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > -- Ryan Gravener http://twitter.com/ryangravener
