Concurrentmodificationexception Appears in WebLogic Log File (Doc ID 2038597.1)

Last updated on JULY 12, 2016

Applies to:

Oracle Utilities Network Management System - Version 1.12.0 to 1.12.0.2 [Release 1.12]
Oracle Network Management for Utilities - DMS - Version 1.12.0 to 1.12.0.2 [Release 1.12]
Information in this document applies to any platform.

Symptoms

If a switch plan was updated by a different user, the changes were not reflected in the current user's environment.

 

A "concurrentmodificationexception" error appears numerous times in the WebLogic log file:

2015-07-24 08:31:58,200 [SwmanListener] ERROR
com.splwg.oms.service.swman.SwmanServiceImpl:
SwmanService.handleTroubleEvents unable to send REFRESH_EVENTS
javax.ejb.EJBTransactionRolledbackException: EJB Exception: ; nested
exception is: javax.ejb.EJBException: nested exception is:
java.util.ConcurrentModificationException; nested exception is:
javax.ejb.EJBException: nested exception is:
java.util.ConcurrentModificationException
javax.ejb.EJBException: nested exception is:
java.util.ConcurrentModificationException
java.util.ConcurrentModificationException
  at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:859)

Cause

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