How to fix the Oracle error ORA-19726: cannot plug data [string] at level string into database running at compatibility level string?

In this post, you’ll learn more about the Oracle ErrorORA-19726: cannot plug data [string] at level string into database running at compatibility level string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-19726: cannot plug data [string] at level string into database running at compatibility level string

Reason for the Error ORA-19726: cannot plug data [string] at level string into database running at compatibility level string

Some of the data in the pluggable set requires a compatibility level higher than what is currently allowed by the database. The string in square bracket is the name of the compatibility type associated with the data.

How to fix the Error ORA-19726: cannot plug data [string] at level string into database running at compatibility level string ?

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

Raise the “compatible” init.ora parameter and retry the operation.