Last updated on DECEMBER 19, 2015
Applies to:Oracle Workflow - Version 188.8.131.52 to 12.1.3 [Release 11.5.10 to 12.1]
Information in this document applies to any platform.
When attempting to Start Agent Listener, it goes down abruptly and
following error occurs in Agent Listener log file:
ORA-01555: snapshot too old: rollback segment number 1 with name "_SYSSMU1$" too small
ORA-06512: at "APPS.WF_EVENT", line 1527
ORA-06512: at line 1
invoker -> oracle.apps.fnd.wf.bes.QueueHandlerException: Problem querying WF_AGENTS ->
oracle.apps.fnd.wf.bes.BusinessEventException: The agent could not be found: WF_DEFERRED
The issue can be reproduced at will with the following steps:
1. Try starting Agent Listener.
2. Agent Listeners going down suddenly.
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