Fix validation for background/wrong dmn scesim files ---------------------------------------------------- Key: DROOLS-4771 URL: https://issues.redhat.com/browse/DROOLS-4771 Project: Drools Issue Type: Bug Reporter: Gabriele Cardosi Assignee: Gabriele Cardosi Priority: Major Validation should be enabled also for background data. Beside that, when importing a scesim file related to a missing dmn, the validation on import should fail (currently is does not)