ORA-31521: CDC subscription string already subscribes to publication ID string column string

Cause : A Change Data Capture subscription intended for import already subscribed to a published column.

Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts

Either verify that the existing subscription has the desired characteristics or drop the existing subscription and perform the import again.

update : 23-07-2017
ORA-31521

ORA-31521 - CDC subscription string already subscribes to publication ID string column string
ORA-31521 - CDC subscription string already subscribes to publication ID string column string

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