在demo中运行正常，整合到项目中就报错
java.lang.NoClassDefFoundError: io.vov.vitamio.Vitamio
at io.vov.vitamio.LibsChecker.checkVitamioLibs(LibsChecker.java:40)
at com.mlight.chat.activities.jqxx.Main3Activity.onCreate(Main3Activity.java:23)
at android.app.Activity.performCreate(Activity.java:5342)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1090)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2228)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2313)
at android.app.ActivityThread.access$1100(ActivityThread.java:141)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1238)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:136)
at android.app.ActivityThread.main(ActivityThread.java:5336)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:515)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:873)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:689)
at dalvik.system.NativeStart.main(Native Method)
http://blog.csdn.net/qq296571277/article/details/47819231
是不是你打包的时候出问题啦，把vitamio相关的进行了混淆
如果你用的是eclipse的开发平台的话，可以参考这两个链接http://stackoverflow.com/questions/17020176/java-lang-noclassdeffounderror-com-applovin-sdk-applovinsdk/17020252#17020252和http://blog.csdn.net/x1617044578/article/details/40976823