这似乎是一个与 info.hoang8f.widget.FButton 相关的问题.尝试将 android gradle 插件版本更改为 2.3.3.看一下这个问题 - Error inflating class info.hoang8f.widget.FButton

This seems to be a problem related to info.hoang8f.widget.FButton. Try changing the android gradle plugin version to 2.3.3. Take a look at this question - Error inflating class info.hoang8f.widget.FButton