How to fix the Oracle error ORA-12063: unable to apply transaction from site string?

In this post, you’ll learn more about the Oracle ErrorORA-12063: unable to apply transaction from site string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12063: unable to apply transaction from site string

Reason for the Error ORA-12063: unable to apply transaction from site string

The current transaction from the client site could not be applied to the master site.

How to fix the Error ORA-12063: unable to apply transaction from site string ?

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

Ensure that the client site is still valid and that it has not been dropped from the master site.