https://issues.apache.org/bugzilla/show_bug.cgi?id=50944

           Summary: JSF: java.lang.NullPointerException at
                    com.sun.faces.context.flash.ELFlash.loggingGetPhaseMap
                    ForWriting
           Product: Tomcat 7
           Version: 7.0.10
          Platform: PC
        OS/Version: Windows XP
            Status: NEW
          Severity: blocker
          Priority: P2
         Component: Integration
        AssignedTo: dev@tomcat.apache.org
        ReportedBy: ydkal...@gmail.com


hi, 
I am facing this below issue in JSF 2.0 + Spring + Hibernate + Apache Tomcat
7.x environment. can you anybody help me to fix it. 
java.lang.NullPointerException 
at
com.sun.faces.context.flash.ELFlash.loggingGetPhaseMapForWriting(ELFlash.java:749)
 
at com.sun.faces.context.flash.ELFlash.getPhaseMapForWriting(ELFlash.java:783) 
at com.sun.faces.context.flash.ELFlash.isEmpty(ELFlash.java:482) 
at com.sun.faces.facelets.util.DevTools.writeVariables(DevTools.java:322) 
at com.sun.faces.facelets.util.DevTools.writeVariables(DevTools.java:212) 
at com.sun.faces.facelets.util.DevTools.debugHtml(DevTools.java:127) 
at
com.sun.faces.renderkit.RenderKitUtils.renderHtmlErrorPage(RenderKitUtils.java:1139)
 
at
com.sun.faces.context.ExceptionHandlerImpl.throwIt(ExceptionHandlerImpl.java:249)
 
at
com.sun.faces.context.ExceptionHandlerImpl.handle(ExceptionHandlerImpl.java:136)
 
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:115) 
at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:135) 
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:335) 
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304)
 
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
 
at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:684)
 
at
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:471)
 
at
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:402)
 
at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:329)
 
at
com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:542)
 
at
com.sun.faces.application.view.JspViewHandlingStrategy.executePageToBuildView(JspViewHandlingStrategy.java:359)
 
at
com.sun.faces.application.view.JspViewHandlingStrategy.buildView(JspViewHandlingStrategy.java:150)
 
at
com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:96)
 
at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:97) 
at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:135) 
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:335) 
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304)
 
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
 
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:240)
 
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:164)
 
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164) 
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100) 
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:562) 
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
 
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:394) 
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:243) 
at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:188)
 
at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:166)
 
at
org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:302)
 
at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
 
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) 
at java.lang.Thread.run(Thread.java:619)

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