How to fix the Oracle error RMAN-10026: network error number-number occurred registering connection?

In this post, you’ll learn more about the Oracle ErrorRMAN-10026: network error number-number occurred registering connection with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

RMAN-10026: network error number-number occurred registering connection

Reason for the Error RMAN-10026: network error number-number occurred registering connection

An network error occurred while attempting to register the target database connection to test for RPC completion.

How to fix the Error RMAN-10026: network error number-number occurred registering connection ?

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

This is an internal error that should not be issued. The message numbers are issued by the Sql*Net layer. Contact Oracle Support.