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DBCA shows an error: "LISTENER already exists" (Doc ID 1584523.1)

Last updated on FEBRUARY 27, 2019

Applies to:

Oracle Database Configuration Assistant - Version to [Release 12.1]
Oracle Database - Enterprise Edition - Version to [Release 12.1]
Oracle Net Services - Version to [Release 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.


Before starting database creation , DBCA shows an error: "LISTENER xy already exists".

There was no listener installed or configured before ,  DBCA creates this listener as service, starts the listener and then the error is showing up.

DBCA exit after the error, no chance to continue.


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