EM12c : emctl start agent Fails with Error 'Could not acquire an exclusive lock to start the agent' (Doc ID 1683607.1)

Last updated on NOVEMBER 12, 2014

Applies to:

Enterprise Manager Base Platform - Version 12.1.0.1.0 and later
Information in this document applies to any platform.

Symptoms

$agent_inst/bin/emctl start agent

fails with folowing error

Oracle Enterprise Manager Cloud Control 12c Release 3
Copyright (c) 1996, 2013 Oracle Corporation.  All rights reserved.
Could not acquire an exclusive lock to start the agent.  You have to wait for the previous startup attempt to finish before attempting to start the agent.

 

Cause

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