How to fix the Oracle error NNC-00417: name “string” already exists?

In this post, you’ll learn more about the Oracle ErrorNNC-00417: name “string” already exists with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

NNC-00417: name “string” already exists

Reason for the Error NNC-00417: name “string” already exists

Cause: A caller has attempted to create a new global name, and that name already exists.

How to fix the Error NNC-00417: name “string” already exists ?

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

Action: Not normally visible to the user, except when using the name server control program. If the error occurs when using the control program, retry the failing operation with a name that does not already exist. Otherwise, turn on tracing and re-execute the failing operation. If the error persists, contact Worldwide Customer Support.