How to fix the Oracle error TNS-00543: internal error?

In this post, you’ll learn more about the Oracle ErrorTNS-00543: internal error with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

TNS-00543: internal error

Reason for the Error TNS-00543: internal error

Cause: The SSL protocol adapter encountered an unexpected error.

How to fix the Error TNS-00543: internal error ?

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

Action: This error is not normally visible to users. Enable Oracle Net tracing and attempt to reproduce the error. If it occurs, contact Oracle customer support.