How to fix the Oracle error ORA-39363: Type evolution could not be preserved for string?

In this post, you’ll learn more about the Oracle ErrorORA-39363: Type evolution could not be preserved for string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-39363: Type evolution could not be preserved for string

Reason for the Error ORA-39363: Type evolution could not be preserved for string

Trying to apply each version of the type during import resulted in compilation warnings. The type was successfully re-created to the latest version only.

How to fix the Error ORA-39363: Type evolution could not be preserved for string ?

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

Export dump files, as well as transportable tablespaces that contain earlier versions of this type, cannot be imported on top of this type definition.