How to fix the Oracle error ORA-16633: the only instance of the database cannot be removed?

In this post, you’ll learn more about the Oracle ErrorORA-16633: the only instance of the database cannot be removed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16633: the only instance of the database cannot be removed

Reason for the Error ORA-16633: the only instance of the database cannot be removed

The instance to be removed was the only instance of the corresponding database that was known to the broker.

How to fix the Error ORA-16633: the only instance of the database cannot be removed ?

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

Remove the corresponding database object from the broker configuration instead of the individual instance object of the database.