EM 12c: Enterprise Manager 12c Cloud Control Agent Upgrade from 12.1.0.3.0 to 12.1.0.4.0 Fails at Start Upgrade Step with Error: HTTP Listener failed at Startup. Possible port conflict on port
(Doc ID 2045199.1)
Last updated on NOVEMBER 16, 2022
Applies to:
Enterprise Manager Base Platform - Version 12.1.0.4.0 and laterInformation in this document applies to any platform.
Symptoms
The job output log for the failed Start Upgrade Step from the Agent Upgrade Results Page in EM 12c shows:
Cause
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In this Document
Symptoms |
Cause |
Solution |
References |