androidStudio netty已经导入,但是运行时提示找不到netty包

项目中已经将netty的 jar包导入进去了libs文件夹中,但是运行时,还是提示找不到netty包,下面是
日志信息:

1-07 09:41:42.713 10019-10019/com.orangewealth.orangeclient D/Volley: [1] DiskBasedCache.clear: Cache cleared.
01-07 09:41:42.728 10019-10019/com.orangewealth.orangeclient W/dalvikvm: VFY: unable to find class referenced in signature (Lio/netty/channel/Channel;)
01-07 09:41:42.728 10019-10019/com.orangewealth.orangeclient W/dalvikvm: VFY: unable to find class referenced in signature (Lio/netty/channel/Channel;)
01-07 09:41:42.728 10019-10019/com.orangewealth.orangeclient W/dalvikvm: VFY: unable to find class referenced in signature (Lio/netty/channel/Channel;)
01-07 09:41:42.729 10019-10019/com.orangewealth.orangeclient W/dalvikvm: Unable to resolve superclass of Lcom/samton/ibensdk/mainSDK/IBenChatClientHandler; (8073)
01-07 09:41:42.729 10019-10019/com.orangewealth.orangeclient W/dalvikvm: Link of class 'Lcom/samton/ibensdk/mainSDK/IBenChatClientHandler;' failed
01-07 09:41:42.729 10019-10019/com.orangewealth.orangeclient W/dalvikvm: Unable to resolve superclass of Lcom/samton/ibensdk/mainSDK/IBenChatClientHandler; (8073)
01-07 09:41:42.729 10019-10019/com.orangewealth.orangeclient W/dalvikvm: Link of class 'Lcom/samton/ibensdk/mainSDK/IBenChatClientHandler;' failed
01-07 09:41:42.730 10019-10019/com.orangewealth.orangeclient I/dalvikvm: Could not find method com.samton.ibensdk.mainSDK.IBenChatClientHandler.getInstance, referenced from method com.samton.ibensdk.mainSDK.IBenChatClient.ready

求解答!急急急

http://jingyan.baidu.com/article/e6c8503c7190b7e54f1a1893.html

除了加入文件夹,还要用android studio右键选择添加为库。

重启androidStudio啊