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The ADF controller received a request to open a dialog when no dialog request was pending .

User_UM8AVDec 12 2019 — edited Dec 14 2019

Dear Experts,

I have a bounded taskflow which I call from a backeing bean but sometimes I get the below error and I can't know the reason of this error .Please advise I'm using JDeveloper12.2.1.2

oracle.adf.controller.AdfcIllegalStateException: oracle.adf.controller.ControllerException: ADFC-12020: The ADF controller received a request to open a dialog when no dialog request was pending.

at oracle.adfinternal.controller.application.DialogRequestHandler.invokeDialogTaskFlow(DialogRequestHandler.java:114)

at oracle.adfinternal.controller.application.DialogRequestHandler.doCreateView(DialogRequestHandler.java:59)

at oracle.adfinternal.controller.application.BaseRequestHandlerImpl.createView(BaseRequestHandlerImpl.java:59)

at org.apache.myfaces.trinidadinternal.application.InternalViewHandlingStrategy.createView(InternalViewHandlingStrategy.java:48)

at com.sun.faces.application.view.MultiViewHandler.createView(MultiViewHandler.java:169)

at javax.faces.application.ViewHandlerWrapper.createView(ViewHandlerWrapper.java:173)

at org.apache.myfaces.trinidadinternal.application.ViewHandlerImpl.createView(ViewHandlerImpl.java:108)

at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._restoreView(LifecycleImpl.java:1011)

at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:359)

at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:227)

at javax.faces.webapp.FacesServlet.service(FacesServlet.java:650)

at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:286)

at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:260)

at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:137)

at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:350)

at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:25)

at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)

at oracle.adf.model.servlet.ADFBindingFilter.doFilter(ADFBindingFilter.java:207)

at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)

at oracle.adfinternal.view.faces.webapp.rich.RegistrationFilter.doFilter(RegistrationFilter.java:105)

at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:529)

at oracle.adfinternal.view.faces.activedata.AdsFilter.doFilter(AdsFilter.java:60)

at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl$FilterListChain.doFilter(TrinidadFilterImpl.java:529)

at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:354)

at org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:232)

at org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92)

at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)

at oracle.adf.library.webapp.LibraryFilter.doFilter(LibraryFilter.java:169)

at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)

at oracle.security.jps.ee.http.JpsAbsFilter$1.run(JpsAbsFilter.java:141)

at java.security.AccessController.doPrivileged(Native Method)

at oracle.security.jps.util.JpsSubject.doAsPrivileged(JpsSubject.java:315)

at oracle.security.jps.ee.util.JpsPlatformUtil.runJaasMode(JpsPlatformUtil.java:650)

at oracle.security.jps.ee.http.JpsAbsFilter.runJaasMode(JpsAbsFilter.java:124)

at oracle.security.jps.ee.http.JpsAbsFilter.doFilter(JpsAbsFilter.java:232)

at oracle.security.jps.ee.http.JpsFilter.doFilter(JpsFilter.java:94)

at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)

at oracle.dms.servlet.DMSServletFilter.doFilter(DMSServletFilter.java:248)

at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)

at weblogic.servlet.internal.RequestEventsFilter.doFilter(RequestEventsFilter.java:32)

at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:78)

at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.wrapRun(WebAppServletContext.java:3683)

at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3649)

at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:326)

at weblogic.security.service.SecurityManager.runAsForUserCode(SecurityManager.java:197)

at weblogic.servlet.provider.WlsSecurityProvider.runAsForUserCode(WlsSecurityProvider.java:203)

at weblogic.servlet.provider.WlsSubjectHandle.run(WlsSubjectHandle.java:71)

at weblogic.servlet.internal.WebAppServletContext.doSecuredExecute(WebAppServletContext.java:2433)

at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2281)

at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2259)

at weblogic.servlet.internal.ServletRequestImpl.runInternal(ServletRequestImpl.java:1691)

at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1651)

at weblogic.servlet.provider.ContainerSupportProviderImpl$WlsRequestExecutor.run(ContainerSupportProviderImpl.java:270)

at weblogic.invocation.ComponentInvocationContextManager._runAs(ComponentInvocationContextManager.java:348)

at weblogic.invocation.ComponentInvocationContextManager.runAs(ComponentInvocationContextManager.java:333)

at weblogic.work.LivePartitionUtility.doRunWorkUnderContext(LivePartitionUtility.java:54)

at weblogic.work.PartitionUtility.runWorkUnderContext(PartitionUtility.java:41)

at weblogic.work.SelfTuningWorkManagerImpl.runWorkUnderContext(SelfTuningWorkManagerImpl.java:640)

at weblogic.work.ExecuteThread.execute(ExecuteThread.java:406)

at weblogic.work.ExecuteThread.run(ExecuteThread.java:346)

Caused by: oracle.adf.controller.ControllerException: ADFC-12020: The ADF controller received a request to open a dialog when no dialog request was pending.

at oracle.adf.controller.AdfcIllegalStateException.<init>(AdfcIllegalStateException.java:25)

... 60 more

<oracle.adf.view> <RichExceptionHandler> <_reportFailureForMissingViewRoot> <ADF_FACES-30200:For more information, please see the server's error log for an entry beginning with: The UIViewRoot is null. Fatal exception during PhaseId: RESTORE_VIEW 1.>