The type or namespace name ' ' could not be found (are you missing a using directive or an assembly reference?)

更改项目属性 框架  ".Net Framework 4 Client Profile"  changed it to ".Net Framework 4" 

 

posted @ 2012-12-20 12:37  编程笔记  阅读(4851)  评论(0编辑  收藏  举报