How to fix the Oracle error ORA-28584: heterogeneous apply internal error?

In this post, you’ll learn more about the Oracle ErrorORA-28584: heterogeneous apply internal error with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-28584: heterogeneous apply internal error

Reason for the Error ORA-28584: heterogeneous apply internal error

The apply slave process encountered an error while trying to apply changes through a gateway to a non-Oracle system.

How to fix the Error ORA-28584: heterogeneous apply internal error ?

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

Make sure that the apply database link is correctly configured and that the gateway listener and the non-Oracle system are correctly set up and are up and running. If everything is configured correctly and the problem still occurs, contact Oracle customer support. errors 28590 – 28599 are reserved for the HS agent control utility