Listener Fails to Start and Reports Error TNS-12542 Address Already in Use
Last updated on FEBRUARY 15, 2018
Applies to:Oracle Net Services - Version 18.104.22.168 to 22.214.171.124 [Release 9.2 to 11.2]
Oracle Net Services - Version 126.96.36.199 to 188.8.131.52 [Release 12.1]
Oracle Net Services - Version 184.108.40.206 to 220.127.116.11 [Release 11.2]
Information in this document applies to any platform.
The listener fails to start and the following error stack is thrown at the Lsnrctl utility prompt:
Text: TNS:address already in use
This may be a new installation or the listener.ora file has been edited manually since the last listener restart.
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