"MDS-00164: There is a concurrent "UPDATE" operation on the document" Error While Accessing Documents Concurrently By Public Users (Doc ID 2313612.1)

Last updated on SEPTEMBER 28, 2023

Applies to:

Symptoms

Taskflow has a paginated table that displays the records fetched from a table.

Following error is logged when multiple anonymous users concurrently access different pages on the paginated table:

FATAL AdfFacesErrorHandler:53 - OCBIS#02.02.2017 18.36.36 : oracle.jbo.JboException: JBO-29000: Unexpected exception caught: oracle.mds.core.ConcurrentMOChangeException, msg=MDS-00165: metadata Object "/Fragment/contentMetadataSearch.jsff" has changed
MDS-00164: There is a concurrent "UPDATE" operation on the document "/Fragment/mdssys/cust/user/anonymous/contentMetadataSearch.jsff.xml".
  at oracle.adf.controller.v2.lifecycle.PageLifecycleImpl.handleError(PageLifecycleImpl.java:607)
  at oracle.adf.controller.v2.lifecycle.PageLifecycleImpl.metadataCommit(PageLifecycleImpl.java:528)
  at oracle.adf.controller.v2.lifecycle.Lifecycle$8.execute(Lifecycle.java:213)
  at oracle.adfinternal.controller.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:197)
  at oracle.adfinternal.controller.faces.lifecycle.ADFPhaseListener.executeMetadataCommit(ADFPhaseListener.java:221)
  at oracle.adfinternal.controller.faces.lifecycle.ADFPhaseListener$4.after(ADFPhaseListener.java:445)
  at oracle.adfinternal.controller.faces.lifecycle.ADFPhaseListener.afterPhase(ADFPhaseListener.java:88)
  at oracle.adfinternal.controller.faces.lifecycle.ADFLifecyclePhaseListener.afterPhase(ADFLifecyclePhaseListener.java:53)
  at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl._executePhase(LifecycleImpl.java:532)
  at oracle.adfinternal.view.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:219)
  at javax.faces.webapp.FacesServlet.service(FacesServlet.java:265)
  at weblogic.servlet.internal.StubSecurityHelper$S

Changes

Cause

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.