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java.lang.NullPointerException: 	at oracle.jbo.server.ViewDefImpl.lookupViewAccessorDef(ViewDefImpl.java:10280)	at oracle.jbo.server.RowDef.findViewAccessorDef(RowDef.java:912)	at oracle.jbo.server.RowDef.loadListBindings(RowDef.java:879)	at oracle.jbo.server.ViewDefImpl.loadFromXML(ViewDefImpl.java:4302)	at oracle.jbo.server.ViewDefImpl.loadFromXML(ViewDefImpl.java:3773)	at oracle.jbo.server.ViewDefImpl.loadFromXML(ViewDefImpl.java:3721)	at oracle.jbo.server.MetaObjectManager.loadFromXML(MetaObjectManager.java:529)	at oracle.jbo.mom.DefinitionManager.loadLazyDefinitionObject(DefinitionManager.java:1202)	at oracle.jbo.mom.DefinitionManager.findDefinitionObject(DefinitionManager.java:585)	at oracle.jbo.mom.DefinitionManager.findDefinitionObject(DefinitionManager.java:507)	at oracle.jbo.mom.DefinitionManager.findDefinitionObject(DefinitionManager.java:489)	at oracle.jbo.server.MetaObjectManager.findMetaObject(MetaObjectManager.java:753)	at oracle.jbo.server.ViewDefImpl.findDefObject(ViewDefImpl.java:739)	at oracle.jbo.server.AMViewUsage.createViewObject(AMViewUsage.java:112)	at oracle.jbo.server.ApplicationModuleDefImpl.loadViewObject(ApplicationModuleDefImpl.java:655)	at oracle.jbo.server.ApplicationModuleDefImpl.loadComponents(ApplicationModuleDefImpl.java:916)	at oracle.jbo.server.ApplicationModuleImpl.createRootApplicationModule(ApplicationModuleImpl.java:489)	at oracle.jbo.server.ApplicationModuleHomeImpl.create(ApplicationModuleHomeImpl.java:86)	at oracle.jbo.common.ampool.DefaultConnectionStrategy.createApplicationModule(DefaultConnectionStrategy.java:158)	at org.calwin.frmwrkextn.jbo.server.nodbconn.CalwinNoDatabaseConnectionStrategy.createApplicationModule(CalwinNoDatabaseConnectionStrategy.java:20)	at oracle.jbo.common.ampool.DefaultConnectionStrategy.createApplicationModule(DefaultConnectionStrategy.java:73)	at oracle.jbo.common.ampool.ApplicationPoolImpl.instantiateResource(ApplicationPoolImpl.java:2908)	at oracle.jbo.pool.ResourcePool.createResource(ResourcePool.java:580)	at oracle.jbo.common.ampool.ApplicationPoolImpl.prepareApplicationModule(ApplicationPoolImpl.java:2468)	at oracle.jbo.common.ampool.ApplicationPoolImpl.doCheckout(ApplicationPoolImpl.java:2342)	at oracle.jbo.common.ampool.ApplicationPoolImpl.useApplicationModule(ApplicationPoolImpl.java:3241)	at oracle.jbo.common.ampool.SessionCookieImpl.useApplicationModule(SessionCookieImpl.java:571)	at oracle.jbo.http.HttpSessionCookieImpl.useApplicationModule(HttpSessionCookieImpl.java:234)	at oracle.jbo.common.ampool.SessionCookieImpl.useApplicationModule(SessionCookieImpl.java:504)	at oracle.jbo.common.ampool.SessionCookieImpl.useApplicationModule(SessionCookieImpl.java:499)	at oracle.adf.model.bc4j.DCJboDataControl.initializeApplicationModule(DCJboDataControl.java:517)	at oracle.adf.model.bc4j.DCJboDataControl.getApplicationModule(DCJboDataControl.java:867)	at oracle.adf.model.bc4j.DCJboDataControl.rollbackTransaction(DCJboDataControl.java:1600)	at oracle.adf.model.dcframe.LocalTransactionHandler.rollback(LocalTransactionHandler.java:174)	at oracle.adf.model.dcframe.DataControlFrameImpl.rollback(DataControlFrameImpl.java:1339)	at oracle.adfinternal.controller.util.model.DCFrameImpl.rollback(DCFrameImpl.java:115)	at oracle.adfinternal.controller.activity.TaskFlowReturnActivityLogic.abandonTransaction(TaskFlowReturnActivityLogic.java:620)	at oracle.adfinternal.controller.activity.TaskFlowReturnActivityLogic.abandonTaskFlow(TaskFlowReturnActivityLogic.java:447)	at oracle.adfinternal.controller.state.ViewPortContextImpl.release(ViewPortContextImpl.java:847)	at oracle.adfinternal.controller.state.ControllerState.releaseViewPort(ControllerState.java:1348)	at oracle.adfinternal.controller.state.ControllerState.releaseViewPort(ControllerState.java:1299)	at oracle.adfinternal.controller.state.ControllerState.releaseViewPort(ControllerState.java:1291)	at oracle.adfinternal.controller.state.ControllerState.createChildViewPort(ControllerState.java:1253)	at oracle.adfinternal.controller.ControllerContextImpl.createChildViewPort(ControllerContextImpl.java:80)	at oracle.adf.controller.internal.binding.DCTaskFlowBinding.createRegionViewPortContext(DCTaskFlowBinding.java:416)	at oracle.adf.controller.internal.binding.DCTaskFlowBinding.getViewPort(DCTaskFlowBinding.java:313)	at oracle.adf.controller.internal.binding.TaskFlowRegionModel.doProcessBeginRegion(TaskFlowRegionModel.java:159)	at oracle.adf.controller.internal.binding.TaskFlowRegionModel.processBeginRegion(TaskFlowRegionModel.java:115)	at oracle.adf.controller.internal.binding.TaskFlowRegionController.doRegionRefresh(TaskFlowRegionController.java:255)	at oracle.adf.controller.internal.binding.TaskFlowRegionController.refreshRegion(TaskFlowRegionController.java:134)	at oracle.adf.model.binding.DCBindingContainer.internalRefreshControl(DCBindingContainer.java:3242)	at oracle.adf.model.binding.DCBindingContainer.refresh(DCBindingContainer.java:2911)	at oracle.adf.model.binding.DCBindingContainer.internalRefreshControl(DCBindingContainer.java:3233)	at oracle.adf.model.binding.DCBindingContainer.refresh(DCBindingContainer.java:2911)	at oracle.adf.controller.v2.lifecycle.PageLifecycleImpl.prepareRender(PageLifecycleImpl.java:561)	at oracle.adf.controller.faces.lifecycle.FacesPageLifecycle.prepareRender(FacesPageLifecycle.java:81)	at oracle.adf.controller.v2.lifecycle.Lifecycle$9.execute(Lifecycle.java:236)	at oracle.adfinternal.controller.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:197)	at oracle.adfinternal.controller.faces.lifecycle.ADFPhaseListener.access$1000(ADFPhaseListener.java:23)	at oracle.adfinternal.controller.faces.lifecycle.ADFPhaseListener$5.before(ADFPhaseListener.java:402)	at oracle.adfinternal.controller.faces.lifecycle.ADFPhaseListener.beforePhase(ADFPhaseListener.java:64)	at oracle.adfinternal.controller.faces.lifecycle.ADFLifecyclePhaseListener.beforePhase(ADFLifecyclePhaseListener.java:44)	at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:319)	at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:232)	at javax.faces.webapp.FacesServlet.service(FacesServlet.java:313)	at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:227)	at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)	at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:300)	at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)	at oracle.adf.model.servlet.ADFBindingFilter.doFilter(ADFBindingFilter.java:173)	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)	at oracle.adfinternal.view.faces.webapp.rich.RegistrationFilter.doFilter(RegistrationFilter.java:121)	at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:468)	at oracle.adfinternal.view.faces.activedata.AdsFilter.doFilter(AdsFilter.java:60)	at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:468)	at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:293)	at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:199)	at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92)	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)	at org.calwin.uimanager.filter.CalwinWebSessionFilter.doFilter(CalwinWebSessionFilter.java:76)	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)	at oracle.adf.library.webapp.LibraryFilter.doFilter(LibraryFilter.java:180)	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)	at org.calwin.logger.filter.MDCUserServletFilter.doFilter(MDCUserServletFilter.java:112)	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)	at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:111)	at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:313)	at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:413)	at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:94)	at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:161)	at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:71)	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)	at oracle.dms.servlet.DMSServletFilter.doFilter(DMSServletFilter.java:136)	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)	at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:27)	at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:56)	at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3715)	at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3681)	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:2277)	at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2183)	at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1454)	at weblogic.work.ExecuteThread.execute(ExecuteThread.java:209)	at weblogic.work.ExecuteThread.run(ExecuteThread.java:178)