#32 Exception when forwarding

[Jan Koops]

java.lang.IllegalArgumentException: [Assertion failed] - the object argument must be null
at org.springframework.util.Assert.isNull(Assert.java:90)
at org.springframework.util.Assert.isNull(Assert.java:101)
at de.mindmatters.faces.spring.context.servlet.LifecycleExecutor.bindHandler(LifecycleExecutor.java:205)
at de.mindmatters.faces.spring.context.servlet.LifecycleExecutor.handle(LifecycleExecutor.java:257)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:806)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:736)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:396)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:350)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at de.mindmatters.faces.spring.context.servlet.FacesDispatcherServlet.service(FacesDispatcherServlet.java:144)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:687)
at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:469)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:403)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)
at com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:346)
at com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:152)
at de.mindmatters.faces.lifecycle.RenderResponsePhase.executePhase(RenderResponsePhase.java:45)
at de.mindmatters.faces.lifecycle.AbstractPhase.execute(AbstractPhase.java:37)
at de.mindmatters.faces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:166)
at de.mindmatters.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:226)
at de.mindmatters.faces.spring.context.servlet.FacesView.render(FacesView.java:245)
at de.mindmatters.faces.spring.context.servlet.FacesView.renderMergedOutputModel(FacesView.java:205)
at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:249)
at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1063)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:827)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:736)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:396)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:350)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at de.mindmatters.faces.spring.context.servlet.FacesDispatcherServlet.service(FacesDispatcherServlet.java:144)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
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:104)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
at java.lang.Thread.run(Thread.java:595)