datasource mapping doesn't work when droppable is in nested dataList
问题 This is the main view which contains the draggable items. In this view I have a ui:include for including a UI fragment that also has the drop area. mainView.xhtml <p:dataList id="outerList" var="varOuter" value="#{myVO.getOuterList()}"> <div> <span>#{varOuter.someVal}</span> </div> <p:dataList id="innerList" var="innerVar" value="#{myVO.getInnerList()}"> <div class="crew-list"> <h:form> <h:panelGroup id="draggableItem" layout="block"> <span>#{innerVar.someVal}</span> </h:panelGroup> <p