How to fix the Oracle error TNS-12699: Native service internal error?

In this post, you’ll learn more about the Oracle ErrorTNS-12699: Native service internal error with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-12699: Native service internal error

Reason for the Error TNS-12699: Native service internal error

Cause: An internal error occurred in the native services component.

How to fix the Error TNS-12699: Native service internal error ?

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

Action: Enable tracing to determine the exact error. Contact Oracle Customer Support.