In a rule flow, when the action is in MVEL, it is not possible to import classes -------------------------------------------------------------------------------- Key: JBRULES-2141 URL: https://jira.jboss.org/jira/browse/JBRULES-2141 Project: JBoss Drools Issue Type: Bug Security Level: Public (Everyone can see) Components: drools-eclipse (flow) Affects Versions: FUTURE Reporter: Nicolas Heron Assignee: Mark Proctor example : ----------- Long montant = (Long)context.getVariable("surimposition"); System.out.println ("Surimposition : '" + montant + "'"); filter = new org.drools.runtime.ClassObjectFilter (fr.sopra.impot.Impot.class); java.util.Collection impots = context.getKnowledgeRuntime().getObjects(filter); if (impots.size()==1) { Impot impot = (Impot)impots.toArray()[0]; impot.setMontantRedressement(montant); } --------------- it says at design time : Process 'ImpotProcess' [fr.sopra.impot.ImpotProcess]: Action node 'Traitement des resultats' [13] has invalid action: was expecting type: java.lang.Object; but found type: null. -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: https://jira.jboss.org/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira