In this post, you’ll learn more about the Oracle ErrorORA-13660: A directive instance with the name “string” already exists. with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-13660: A directive instance with the name “string” already exists.
Reason for the Error ORA-13660: A directive instance with the name “string” already exists.
The specified directive instance is not unique among instances for this directive.
How to fix the Error ORA-13660: A directive instance with the name “string” already exists. ?
You can fix this error in Oracle by following the below steps
Choose an instance name that is distinct for the associated directive.