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OEM Agent Failed To Start (Doc ID 2981122.1)

Last updated on OCTOBER 16, 2023

Applies to:

Enterprise Manager Base Platform - Version 13.4.0.0.0 and later
Information in this document applies to any platform.

Symptoms

Oracle Enterprise Manager (OEM) Agent does not start

/u01/app/agent/agent_13.4.0.0.0/bin/emctl start agent
Oracle Enterprise Manager Cloud Control 13c Release 4
Copyright (c) 1996, 2020 Oracle Corporation. All rights reserved.
Starting agent .................................. failed.
HTTP Listener failed at Startup
Possible port conflict on port(3872): Retrying the operation...
Failed to start the agent after 1 attempts. Please check that the port(3872) is available.
Consult emctl.log and emagent.nohup in: /u01/app/agent/agent_inst/sysman/log

Cause

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In this Document
Symptoms
Cause
Solution


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