全部是这样的To run this application,you first must install one of

全部是这样的To run this application,you first must install one of following versions of the .NET Framework:V2.0.50727 Contact your application published for instructions about obtaining the appropriate version of .NET Framework出现这样怎么解决啊 一开机就弹出这样的对话框 新手没分可悬赏
NET Framework是什么 不下载 可不可以