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  • Integrate Activiti with Drools | Activiti Forums
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    • java.lang.NoSuchMethodError: org.drools.util.CompositeClassLoader.clone()Lorg/drools/util/CompositeClassLoader; at com.vaadin.event.ListenerMethod.receiveEvent( at com.vaadin.event.EventRouter.fireEvent( at com.vaadin.ui.AbstractComponent.fireEvent( at com.vaadin.ui.Button.fireClick(
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