java.lang.NullPointerException
        at org.kuali.rice.kew.actionitem.ActionItemActionListExtension.initializeRowStyleClass(ActionItemActionListExtension.java:182)
        at org.kuali.rice.kew.actionitem.ActionItemActionListExtension.initialize(ActionItemActionListExtension.java:163)
        at org.kuali.rice.kew.actionlist.web.ActionListAction.initializeActionList(ActionListAction.java:528)
        at org.kuali.rice.kew.actionlist.web.ActionListAction.start(ActionListAction.java:344)