No handler found for portlet request: mode 'view', phase 'RENDER_PHASE'
问题 I develop a portlet in Spring MVC which is deployed in Liferay. Apparently, I have a problem with render phase of view mode of portlet. Controller for view mode package graphui.controller; import javax.portlet.ActionRequest; import javax.portlet.ActionResponse; import javax.portlet.RenderRequest; import javax.portlet.RenderResponse; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.RequestMapping; import