EM 12c: Enterprise Manager 12c Cloud Control Agent Upgrade from 188.8.131.52.0 to 184.108.40.206.0 Fails at Start Upgrade Step with Error: HTTP Listener failed at Startup. Possible port conflict on port
(Doc ID 2045199.1)
Last updated on APRIL 01, 2022
Applies to:Enterprise Manager Base Platform - Version 220.127.116.11.0 and later
Information in this document applies to any platform.
The job output log for the failed Start Upgrade Step from the Agent Upgrade Results Page in EM 12c shows:
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