EM12c: Enterprise Manager 12c Cloud Control OMS Start OMS Fails after Server Reboot with Error: java.net.UnknownHostException: Found in Emctl.log
(Doc ID 1398977.1)
Last updated on MAY 23, 2021
Applies to:
Enterprise Manager Base Platform - Version 12.1.0.1.0 and laterInformation in this document applies to any platform.
Symptoms
Trying to start 12c Cloud Control after the OMS server reboot, it fails with following error :
./emctl start oms
Oracle Enterprise Manager Cloud Control 12c Release 12.1.0.1.0
Copyright (c) 1996, 2011 Oracle Corporation. All rights reserved.
Starting WebTier...
WebTier Successfully Started
Starting Oracle Management Server...
Oracle Management Server is Down
The following error messages are observed in emctl.log :
Cause
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In this Document
Symptoms |
Cause |
Solution |