CFDI40122
El campo Exportacion contiene el valor "02", el CFDI debe contener el complemento para Comercio Exterior.
In English With Exportacion 02 (definitive export, key A1), the CFDI must carry the Comercio Exterior complement.
error: the document is invalid
What the rule checks
As the rule set's publisher wrote it. The rule runs on every element the context matches, and fails where the test is false; the validator reports the line of that element.