In this post, you’ll learn more about the Oracle ErrorTNS-12630: Native service operation not supported with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
TNS-12630: Native service operation not supported
Reason for the Error TNS-12630: Native service operation not supported
Cause: An operation requested by a user is not supported by the native services component.
How to fix the Error TNS-12630: Native service operation not supported ?
You can fix this error in Oracle by following the below steps
Action: This may be an internal error if the operation should have been supported.