在android studio或者eclipse中打开layout文件，发现不能预览布局，提示以下错误：
Rendering Problems Exception raised during rendering: Unable to find the layout for Action Bar.
解决办法：切换到design视图，选择低一点的api版本即可。
布局文件预览：Rendering Problems Exception raised during rendering: Unable to find the layout for Action Bar.的解决
原文：http://www.cnblogs.com/McCa/p/4477903.html
