[jira] [Resolved] (MYFACES-3921) NullPointerException at SerializedViewCollection

["Leonardo Uribe (JIRA)" <de...@myfaces.apache.org>]

     [ https://issues.apache.org/jira/browse/MYFACES-3921?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Leonardo Uribe resolved MYFACES-3921.
-------------------------------------
       Resolution: Fixed
    Fix Version/s: 2.1.16
                   2.0.22
         Assignee: Leonardo Uribe

> NullPointerException at SerializedViewCollection
> ------------------------------------------------
>
>                 Key: MYFACES-3921
>                 URL: https://issues.apache.org/jira/browse/MYFACES-3921
>             Project: MyFaces Core
>          Issue Type: Bug
>    Affects Versions: 2.1.15
>         Environment: Windows, Myfaces 2.1.5, Weblogic 12c.
>            Reporter: AVIJIT CHAKRABORTY
>            Assignee: Leonardo Uribe
>            Priority: Critical
>             Fix For: 2.0.22, 2.1.16
>
>
> I have recently upgraded my WebApp to MyFaces 2.1.15 and after that I am experiencing the below error infrequently,
> java.lang.NullPointerException: null values not allowed
> 	at org.apache.commons.collections.map.AbstractReferenceMap.put(AbstractReferenceMap.java:251)
> 	at org.apache.myfaces.application.viewstate.SerializedViewCollection.add(SerializedViewCollection.java:162)
> 	at org.apache.myfaces.application.viewstate.ServerSideStateCacheImpl.saveSerializedViewInServletSession(ServerSideStateCacheImpl.java:300)
> 	at org.apache.myfaces.application.viewstate.ServerSideStateCacheImpl.saveSerializedView(ServerSideStateCacheImpl.java:578)
> 	at org.apache.myfaces.renderkit.html.HtmlResponseStateManager.saveState(HtmlResponseStateManager.java:146)
> 	at org.apache.myfaces.application.StateManagerImpl.saveView(StateManagerImpl.java:198)
> 	at org.apache.myfaces.view.facelets.FaceletViewDeclarationLanguage.renderView(FaceletViewDeclarationLanguage.java:2052)
> 	at org.apache.myfaces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:305)
> 	at org.apache.myfaces.lifecycle.RenderResponseExecutor.execute(RenderResponseExecutor.java:116)
> 	at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:241)
> 	at javax.faces.webapp.FacesServlet.service(FacesServlet.java:199)
> 	at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:242)
> 	at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:216)
> 	at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:132)
> 	at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:338)
> 	at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:25)
> 	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:74)
> I have set the following in web.xml file,
> org.apache.myfaces.CACHE_OLD_VIEWS_IN_SESSION_MODE = hard-soft
> org.apache.myfaces.NUMBER_OF_VIEWS_IN_SESSION = 30,
> org.apache.myfaces.SERIALIZE_STATE_IN_SESSION= false,
> javax.faces.STATE_SAVING_METHOD = false
> I have checked similar issue in earlier version too, 
> https://issues.apache.org/jira/browse/MYFACES-1296
> but this seems to be little different from the exception stack.
> In my WebApp, this issue comes infrequently. i.e. it comes randomly in random pages.
> Please look into it since it seems to be an issue with the version 2.1.15



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