How to fix the Oracle error ORA-16745: unable to add DB_UNIQUE_NAME “string” into the DG_CONFIG list because it is full?

In this post, you’ll learn more about the Oracle ErrorORA-16745: unable to add DB_UNIQUE_NAME “string” into the DG_CONFIG list because it is full with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16745: unable to add DB_UNIQUE_NAME “string” into the DG_CONFIG list because it is full

Reason for the Error ORA-16745: unable to add DB_UNIQUE_NAME “string” into the DG_CONFIG list because it is full

The DG_CONFIG list of the LOG_ARCHIVE_CONFIG attribute was full and the Data Guard broker was not able to add the specified DB_UNIQUE_NAME to the list.

How to fix the Error ORA-16745: unable to add DB_UNIQUE_NAME “string” into the DG_CONFIG list because it is full ?

You can fix this error in Oracle by following the below steps

Remove some unused entries in the DG_CONFIG list, then reenable the database.