ora-38420: invalid stored attribute sub-expression: %s

Cause: The sub-expression used for the stored expression was invalid.
Action: Set serveroutput ON and repeat the operation for additional information.

subexpresión de atributo almacenado no válida: %s
sous-expression d'attribut stocké non valide : %s
Ungültiger gespeicherter Attribut-Unterausdruck: %s
a subexpressão do atributo armazenado é inválida: %s
ora-01956 ora-07469 ora-07747 ora-16062 ora-29889