java.lang.NullPointerException

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  • Exception while using Struts-Menu with JSF
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  • jsf dispatch in preRenderView error
    via Stack Overflow by bastiat
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    • java.lang.NullPointerException at com.sun.faces.renderkit.RenderKitImpl.createResponseWriter(RenderKitImpl.java:184) at com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:175) at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:133) at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:244) at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:140) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:245) at org.apache.catalina.core.ApplicationFilterChain.servletService(ApplicationFilterChain.java:397) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:184) at org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:368) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:216) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:184) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:276) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:536) at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:240) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:179) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:73) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:182) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566) at com.sun.enterprise.web.VirtualServerPipeline.invoke(VirtualServerPipeline.java:120) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:939) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:137) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:566) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:536) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:939) at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:239) at com.sun.enterprise.web.connector.grizzly.ProcessorTask.invokeAdapter(ProcessorTask.java:667) at com.sun.enterprise.web.connector.grizzly.ProcessorTask.processNonBlocked(ProcessorTask.java:574) at com.sun.enterprise.web.connector.grizzly.ProcessorTask.process(ProcessorTask.java:844) at com.sun.enterprise.web.connector.grizzly.ReadTask.executeProcessorTask(ReadTask.java:287) at com.sun.enterprise.web.connector.grizzly.ReadTask.doTask(ReadTask.java:212) at com.sun.enterprise.web.connector.grizzly.TaskBase.run(TaskBase.java:252) at com.sun.enterprise.web.connector.grizzly.WorkerThread.run(WorkerThread.java:75)

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