Hi, If change isis.reflector.facet.cssClassFa.patterns in isis.properties like below :
isis.reflector.facet.cssClassFa.patterns =\ ........ list.*:fa-star,\ all.*:fa-star,\ ......... When running application, menu always show fa-list icon. If set in ActionLayout( cssClassFa = "fa-star") it can show fa-star icon correctly. Thanks, James