How to fix the Oracle error ORA-22344: can not specify CONVERT TO SUBSTITUTABLE option for ALTER TYPE other than NOT FINAL change?

In this post, you’ll learn more about the Oracle ErrorORA-22344: can not specify CONVERT TO SUBSTITUTABLE option for ALTER TYPE other than NOT FINAL change with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-22344: can not specify CONVERT TO SUBSTITUTABLE option for ALTER TYPE other than NOT FINAL change

Reason for the Error ORA-22344: can not specify CONVERT TO SUBSTITUTABLE option for ALTER TYPE other than NOT FINAL change

An attempt was made to specify CONVERT TO SUBSTITUTABLE option for ALTER TYPE other than NOT FINAL change.

How to fix the Error ORA-22344: can not specify CONVERT TO SUBSTITUTABLE option for ALTER TYPE other than NOT FINAL change ?

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

Specify CONVERT TO SUBSTITUTABLE option only for ALTER TYPE NOT FINAL change.