The resource did not process correctly

java.lang.NullPointerException
	at org.redabogacia.vup.navigation.filter.NavigationContextFilter.seleccionItemMenu(NavigationContextFilter.java:530)
	at org.redabogacia.vup.navigation.filter.NavigationContextFilter.doFilter(NavigationContextFilter.java:118)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:74)
	at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:27)
	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:74)
	at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3288)
	at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3254)
	at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
	at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
	at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:57)
	at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2163)
	at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2089)
	at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2074)
	at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1513)
	at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:254)
	at weblogic.work.ExecuteThread.execute(ExecuteThread.java:256)
	at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)