How to Enable Ability To Affect Persistence Caching to Address MDS-00164 Messages

(Doc ID 1546931.1)

Last updated on NOVEMBER 19, 2016

Applies to:

Oracle WebCenter Portal - Version and later
Information in this document applies to any platform.


Spaces often throws errors similar to the following during periods of high activity:

Caused By: oracle.mds.core.ConcurrentMOChangeException: MDS-00165: metadata Object "/com/mortgagefamily/taskflows/loanstatement/pages/<your file name>.jsff" has changed
MDS-00164: There is a concurrent "UPDATE" operation on the document "/com/mortgagefamily/taskflows/loanstatement/pages/mdssys/cust/user/anonymous/<your file name>.jsff.xml".

The log indicates a failure during the failover process to the MDS:

[TRACE:16] [] [oracle.mds] [tid: [ACTIVE].ExecuteThread: '27' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: anonymous] [ecid: 2ce49eda61bcc79d:253b1c16:13d6da50df7:-8000-000000000000fd5a,0] [SRC_CLASS: /oracle/mds/internal/persistence/db/fcf/MDSDBIOException] [APP: webcenter] [SRC_METHOD: setFailoverInformation] [[
oracle.mds.internal.persistence.db.fcf.MDSDBIOException: ORA-20103:


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