在conf目录下的web.xml添加：
[html] view plain copy print ? <servlet> <servlet-name>jsp</servlet-name> <servlet-class>org.apache.jasper.servlet.JspServlet</servlet-class> <init-param> <param-name>fork</param-name> <param-value>false</param-value> </init-param> <init-param> <param-name>xpoweredBy</param-name> <param-value>false</param-value> </init-param> <init-param> <param-name>development</param-name> <param-value>true</param-value> </init-param> <load-on-startup>3</load-on-startup> </servlet><init-param> <param-name>development</param-name> <param-value>true</param-value> </init-param>
一般需要添加
