android:hint="@String/Please enter your name:"

提示错误：no resource found that matches the given name（at "text" with value '@String/Yname:'）

一开始没加@String，报错提示需要用这个，后来加了，还是提示这个错误，

运行程序后报错：Your project contains error(s),please fix them before running your application.

大神们给解决一下呀，捉急呢！