報錯信息HTTP Status 500 - Unable to instantiate Action, org.ssh.product.action.ProductAction, defined for 'product_save' in namespace '/'org.ssh.product.action.ProductAction我的模型是package?org.ssh.product.action; …… @Controller??//將這個action交給spring管理 @Scope("prototype")?//作用域?為多實例 public?class?ProductAction?extends?ActionSupport?{ ……我的struts.xml是???<package?name="product"?extends="struts-default"?namespace="/"??strict-method-invocation="false"> ????????<!--?保存商品?--> ????????<action?name="product_save"?class="org.ssh.product.action.ProductAction"?method="{1}Product"> ????????????<result>WEB-INF/view/index.jsp</result> ????????????<result?name="input">WEB-INF/view/index.jsp</result> ????????</action> ????</package>我的spring 開啟自動掃描了<context:component-scan?base-package="org.ssh.*"/>我的web.xml????<!--?配置Struts2過濾器?--> ????<filter> ????????<filter-name>struts2</filter-name> ????????<filter-class>org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter</filter-class> ????</filter> ????<filter-mapping> ????????<filter-name>struts2</filter-name> ????????<url-pattern>/*</url-pattern> ????</filter-mapping> ????? ????<!--?配置Spring的監聽器?--> ????<listener> ????????<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> ????</listener> ????<!--?指定Spring配置文件所在路徑?--> ????<context-param> ????????<param-name>contextConfigLocation</param-name> ????????<param-value>classpath:applicationContext.xml</param-value> ????</context-param>