How to fix the Oracle error PLS-00731: ALTER TYPE is supported only on schema-level types?

In this post, you’ll learn more about the Oracle ErrorPLS-00731: ALTER TYPE is supported only on schema-level types with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PLS-00731: ALTER TYPE is supported only on schema-level types

Reason for the Error PLS-00731: ALTER TYPE is supported only on schema-level types

An attempt was made to alter a type that was not schema-level.

How to fix the Error PLS-00731: ALTER TYPE is supported only on schema-level types ?

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

ALTER TYPE is not legal for this type.