1.問題描述：編譯專案的時候出現：    

:app:transformClassesWithDexForDebug
    AGPBI: {"kind":"error","text":"warning: Ignoring InnerClasses attribute for an anonymous inner class","sources":[{}]}
    AGPBI: {"kind":"error","text":"(org.ccil.cowan.tagsoup.Parser$1) that doesn\u0027t come with an","sources":[{}]}
    AGPBI: {"kind":"error","text":"associated EnclosingMethod attribute. This class was probably produced by a","sources":[{}]}
    AGPBI: {"kind":"error","text":"compiler that did not target the modern .class file format. The recommended","sources":[{}]}
    AGPBI: {"kind":"error","text":"solution is to recompile the class from source, using an up-to-date compiler","sources":[{}]}
    AGPBI: {"kind":"error","text":"and without specifying any \"-target\" type options. The consequence of ignoring","sources":[{}]}
    AGPBI: {"kind":"error","text":"this warning is that reflective operations on this class will incorrectly","sources":[{}]}  
    AGPBI: {"kind":"error","text":"indicate that it is *not* an inner class.","sources":[{}]}

等資訊；

2.參考文件：https://code.google.com/p/android/issues/detail?id=215748

3.解決方案：按照google的issue的描述：

Confirmed that this still happens in 2.2 Preview 6.

4.穩定版到bate版本的升級