Exceptions when declaring a class with a subclass-typed attribute ----------------------------------------------------------------- Key: DROOLS-640 URL: https://issues.jboss.org/browse/DROOLS-640 Project: Drools Issue Type: Bug Reporter: Davide Sottara Assignee: Mario Fusco Priority: Critical the following model, legal in Java, throws exceptions when declared in DRL: {code} declare A field : B end declare B extends A end {code} A circular dependency is detected, which prevents the classes from being generated. Based on the use of those classes, exceptions may be thrown