How to fix the Oracle error ORA-22800: invalid user-defined type?

In this post, you’ll learn more about the Oracle ErrorORA-22800: invalid user-defined type with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-22800: invalid user-defined type

Reason for the Error ORA-22800: invalid user-defined type

An attempt was made to use an incomplete type as a constructor.

How to fix the Error ORA-22800: invalid user-defined type ?

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

Complete the type definition before using it in a query.