[rules-users] fireAllRules fire an exception !

Hi, I try to execute this code : session.startProcess(ruleFlowId); session.insert(fact); session.fireAllRules(); But I have a NullPointerEception : java.lang.NullPointerException at mipih.Rule_Correction_acte_0.consequence(Rule_Correction_acte_0.java:15) at mipih.Rule_Correction_acte_0ConsequenceInvoker.evaluate(Rule_Correction_acte_0ConsequenceInvoker.java:23) at org.drools.common.DefaultAgenda.fireActivation(DefaultAgenda.java:545) at org.drools.common.DefaultAgenda.fireNextItem(DefaultAgenda.java:509) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:430) at org.drools.common.AbstractWorkingMemory.fireAllRules(AbstractWorkingMemory.java:392) Any help pls -- View this message in context: http://www.nabble.com/fireAllRules-fire-an-exception-%21-tf4169266.html#a... Sent from the drools - user mailing list archive at Nabble.com.