Null Pointer Exception When We Try To Access Physical Devices

(Doc ID 2036651.1)

Last updated on SEPTEMBER 16, 2016

Applies to:

Oracle Communications Unified Inventory Management - Version 7.2.5.0.0 and later
Information in this document applies to any platform.

Symptoms

Clicking on physical device with multiple pipe consumers then we first get a null pointer exception message and on clicking again it opens the Physical Device summary page


javax.el.ELException: java.lang.NullPointerException
  at com.sun.el.parser.AstValue.invoke(AstValue.java:191)
  at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:297)
  at oracle.adf.controller.internal.util.ELInterfaceImpl.invokeMethod(ELInterfaceImpl.java:173)
  at oracle.adfinternal.controller.activity.MethodCallActivityLogic.execute(MethodCallActivityLogic.java:162)
  at oracle.adfinternal.controller.engine.ControlFlowEngine.executeActivity(ControlFlowEngine.java:1068)
  at oracle.adfinternal.controller.engine.ControlFlowEngine.doRouting(ControlFlowEngine.java:954)
  at oracle.adfinternal.controller.engine.ControlFlowEngine.doRouting(ControlFlowEngine.java:853)
  at oracle.adfinternal.controller.engine.ControlFlowEngine.invokeTaskFlow(ControlFlowEngine.java:245)
  at oracle.adfinternal.controller.state.ChildViewPortContextImpl.invokeTaskFlow(ChildViewPortContextImpl.java:104)
  at oracle.adfinternal.controller.state.ControllerState.createChildViewPort(ControllerState.java:1519)
  at oracle.adfinternal.controller.ControllerContextImpl.createChildViewPort(ControllerContextImpl.java:88)
  at oracle.adf.controller.internal.binding.TaskFlowRegionModelViewPort.createRegionViewPortContext(TaskFlowRegionModelViewPort.java:762)
  at oracle.adf.controller.internal.binding.TaskFlowRegionModelViewPort.getViewPort(TaskFlowRegionModelViewPort.java:607)
  at oracle.adf.controller.internal.binding.TaskFlowRegionModelViewPort.doProcessBeginRegion(TaskFlowRegionModelViewPort.java:246)
  at oracle.adf.controller.internal.binding.TaskFlowRegionModelViewPort.processBeginRegion(TaskFlowRegionModelViewPort.java:157)
  at oracle.adf.controller.internal.binding.TaskFlowRegionModelLocal.processBeginRegion(TaskFlowRegionModelLocal.java:12)
  at oracle.adf.view.rich.component.fragment.UIXRegion$RegionContextChange.doChangeImpl(UIXRegion.java:1295)
  at oracle.adf.view.rich.context.DoableContextChange.doChange(DoableContextChange.java:91)
  at oracle.adf.view.rich.component.fragment.UIXRegion._beginInterruptibleRegion(UIXRegion.java:763)
  at oracle.adf.view.rich.component.fragment.UIXRegion.processRegion(UIXRegion.java:565)
  at oracle.adfinternal.view.faces.taglib.region.AbstractRegionTag.doStartTag(AbstractRegionTag.java:80)
  at oracle.adfinternal.view.faces.taglib.region.RegionTag.doStartTag(RegionTag.java:89)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:50)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspNode.execute(OracleJspNode.java:89)
  at oracle.jsp.runtimev2.ShortCutServlet._jspService(ShortCutServlet.java:89)
  at oracle.jsp.runtime.OracleJspBase.service(OracleJspBase.java:29)
  at oracle.jsp.runtimev2.JspPageTable.compileAndServe(JspPageTable.java:665)
  at oracle.jsp.runtimev2.JspPageTable.service(JspPageTable.java:387)
  at oracle.jsp.runtimev2.JspServlet.internalService(JspServlet.java:842)
  at oracle.jsp.runtimev2.JspServlet.service(JspServlet.java:766)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
  at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
  at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
  at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301)
  at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:184)
  at weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:526)
  at weblogic.servlet.internal.RequestDispatcherImpl.include(RequestDispatcherImpl.java:447)
  at weblogic.servlet.jsp.PageContextImpl.include(PageContextImpl.java:163)
  at weblogic.servlet.jsp.PageContextImpl.include(PageContextImpl.java:184)
  at oracle.adfinternal.view.faces.taglib.region.IncludeTag.__include(IncludeTag.java:442)
  at oracle.adfinternal.view.faces.taglib.region.AbstractRegionTag$1.call(AbstractRegionTag.java:107)
  at oracle.adfinternal.view.faces.taglib.region.AbstractRegionTag$1.call(AbstractRegionTag.java:81)
  at oracle.adf.view.rich.component.fragment.UIXRegion.processRegion(UIXRegion.java:570)
  at oracle.adfinternal.view.faces.taglib.region.AbstractRegionTag.doStartTag(AbstractRegionTag.java:80)
  at oracle.adfinternal.view.faces.taglib.region.RegionTag.doStartTag(RegionTag.java:89)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:50)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspNode.execute(OracleJspNode.java:89)
  at oracle.jsp.runtimev2.ShortCutServlet._jspService(ShortCutServlet.java:89)
  at oracle.jsp.runtime.OracleJspBase.service(OracleJspBase.java:29)
  at oracle.jsp.runtimev2.JspPageTable.service(JspPageTable.java:424)
  at oracle.jsp.runtimev2.JspServlet.internalService(JspServlet.java:842)
  at oracle.jsp.runtimev2.JspServlet.service(JspServlet.java:766)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
  at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
  at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
  at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301)
  at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:184)
  at weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:526)
  at weblogic.servlet.internal.RequestDispatcherImpl.include(RequestDispatcherImpl.java:447)
  at weblogic.servlet.jsp.PageContextImpl.include(PageContextImpl.java:163)
  at weblogic.servlet.jsp.PageContextImpl.include(PageContextImpl.java:184)
  at oracle.adfinternal.view.faces.taglib.region.IncludeTag.__include(IncludeTag.java:442)
  at oracle.adfinternal.view.faces.taglib.region.AbstractRegionTag$1.call(AbstractRegionTag.java:107)
  at oracle.adfinternal.view.faces.taglib.region.AbstractRegionTag$1.call(AbstractRegionTag.java:81)
  at oracle.adf.view.rich.component.fragment.UIXRegion.processRegion(UIXRegion.java:570)
  at oracle.adfinternal.view.faces.taglib.region.AbstractRegionTag.doStartTag(AbstractRegionTag.java:80)
  at oracle.adfinternal.view.faces.taglib.region.RegionTag.doStartTag(RegionTag.java:89)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:50)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspIterationTagNode.executeHandler(OracleJspIterationTagNode.java:45)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspNode.execute(OracleJspNode.java:89)
  at oracle.jsp.runtimev2.ShortCutServlet._jspService(ShortCutServlet.java:89)
  at oracle.jsp.runtime.OracleJspBase.service(OracleJspBase.java:29)
  at oracle.jsp.runtimev2.JspPageTable.service(JspPageTable.java:424)
  at oracle.jsp.runtimev2.JspServlet.internalService(JspServlet.java:842)
  at oracle.jsp.runtimev2.JspServlet.service(JspServlet.java:766)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
  at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
  at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
  at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301)
  at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:184)
  at weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:526)
  at weblogic.servlet.internal.RequestDispatcherImpl.include(RequestDispatcherImpl.java:447)
  at weblogic.servlet.jsp.PageContextImpl.include(PageContextImpl.java:163)
  at weblogic.servlet.jsp.PageContextImpl.include(PageContextImpl.java:184)
  at oracle.adfinternal.view.faces.taglib.region.IncludeTag.__include(IncludeTag.java:442)
  at oracle.adfinternal.view.faces.taglib.region.IncludeTag.doEndTag(IncludeTag.java:232)
  at oracle.adfinternal.view.faces.taglib.region.PageTemplateTag.doEndTag(PageTemplateTag.java:162)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:62)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspClassicTagNode.evalBody(OracleJspClassicTagNode.java:87)
  at oracle.jsp.runtime.tree.OracleJspBodyTagNode.executeHandler(OracleJspBodyTagNode.java:58)
  at oracle.jsp.runtime.tree.OracleJspCustomTagNode.execute(OracleJspCustomTagNode.java:262)
  at oracle.jsp.runtime.tree.OracleJspNode.execute(OracleJspNode.java:89)
  at oracle.jsp.runtimev2.ShortCutServlet._jspService(ShortCutServlet.java:89)
  at oracle.jsp.runtime.OracleJspBase.service(OracleJspBase.java:29)
  at oracle.jsp.runtimev2.JspPageTable.service(JspPageTable.java:424)
  at oracle.jsp.runtimev2.JspServlet.internalService(JspServlet.java:842)
  at oracle.jsp.runtimev2.JspServlet.service(JspServlet.java:766)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
  at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
  at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
  at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301)
  at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:184)
  at weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:526)
  at weblogic.servlet.internal.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:253)
  at com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:410)
  at org.apache.myfaces.trinidad.context.ExternalContextDecorator.dispatch(ExternalContextDecorator.java:44)
  at org.apache.myfaces.trinidad.context.ExternalContextDecorator.dispatch(ExternalContextDecorator.java:44)
  at org.apache.myfaces.trinidad.context.ExternalContextDecorator.dispatch(ExternalContextDecorator.java:44)
  at oracle.adfinternal.view.faces.config.rich.RecordRequestAttributesDuringDispatch.dispatch(RecordRequestAttributesDuringDispatch.java:44)
  at org.apache.myfaces.trinidad.context.ExternalContextDecorator.dispatch(ExternalContextDecorator.java:44)
  at org.apache.myfaces.trinidad.context.ExternalContextDecorator.dispatch(ExternalContextDecorator.java:44)
  at org.apache.myfaces.trinidadinternal.context.FacesContextFactoryImpl$OverrideDispatch.dispatch(FacesContextFactoryImpl.java:267)
  at com.sun.faces.application.ViewHandlerImpl.executePageToBuildView(ViewHandlerImpl.java:469)
  at com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:140)
  at javax.faces.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:189)
  at org.apache.myfaces.trinidadinternal.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:193)
  at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._renderResponse(LifecycleImpl.java:979)
  at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:408)
  at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:237)
  at javax.faces.webapp.FacesServlet.service(FacesServlet.java:266)
  at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)
  at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
  at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:301)
  at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)
  at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
  at oracle.adf.model.servlet.ADFBindingFilter.doFilter(ADFBindingFilter.java:205)
  at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
  at oracle.help.web.rich.OHWFilter.doFilter(Unknown Source)
  at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
  at oracle.adfinternal.view.faces.webapp.rich.RegistrationFilter.doFilter(RegistrationFilter.java:128)
  at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
  at oracle.adfinternal.view.faces.activedata.AdsFilter.doFilter(AdsFilter.java:60)
  at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:446)
  at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:271)
  at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:177)
  at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92)
  at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
  at oracle.adf.library.webapp.LibraryFilter.doFilter(LibraryFilter.java:180)
  at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
  at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:119)
  at java.security.AccessController.doPrivileged(Native Method)
  at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:324)
  at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:460)
  at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:103)
  at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:171)
  at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71)
  at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
  at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:119)
  at java.security.AccessController.doPrivileged(Native Method)
  at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:324)
  at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:460)
  at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:103)
  at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:171)
  at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71)
  at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
  at oracle.dms.servlet.DMSServletFilter.doFilter(DMSServletFilter.java:163)
  at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
  at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:27)
  at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:60)
  at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3748)
  at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3714)
  at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
  at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120)
  at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2283)
  at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2182)
  at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1491)
  at weblogic.work.ExecuteThread.execute(ExecuteThread.java:256)
  at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)
Caused By: java.lang.NullPointerException
  at java.util.Date.getMillisOf(Date.java:956)
  at java.util.Date.compareTo(Date.java:976)
  at oracle.communications.inventory.ui.number.model.AssignmentModel.compareTo(AssignmentModel.java:110)
  at oracle.communications.inventory.ui.number.model.AssignmentModel.compareTo(AssignmentModel.java:9)
  at java.util.ComparableTimSort.countRunAndMakeAscending(ComparableTimSort.java:290)
  at java.util.ComparableTimSort.sort(ComparableTimSort.java:171)

 

Cause

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