java.lang.UnsatisfiedLinkError: Couldn't load hyphenate_av: findLibrary returned null

用的是easeUI的library,参照ChatDemoUI3.0写的,运行直接报错:
java.lang.UnsatisfiedLinkError: Couldn't load hyphenate_av: findLibrary returned null
at java.lang.Runtime.loadLibrary(Runtime.java:365)
at java.lang.System.loadLibrary(System.java:535)
at com.hyphenate.chat.EMClient.loadLibrary(Unknown Source)
at com.hyphenate.chat.EMClient.getInstance(Unknown Source)
at com.hyphenate.easeui.controller.EaseUI.init(EaseUI.java:114)
at com.zz.ease.DemoHelper.init(DemoHelper.java:152)
at com.zz.activity.MyApplication.onCreate(MyApplication.java:39)

还有就是以前写的可以运行,放在git库上,现在拿下来也不能运行,报错一样