我试图在android中运行“democastplayer”示例(与tic tac toe相同的行为),并且它在我的手机上运行时似乎失败。错误很明显,但我不知道是什么导致它。我的项目编译得很好,但是当它运行时,我得到类未找到错误。我使用下面的方法在eclipse中包含了appcompat_v7,android-support-v7-mediarouter和google-play-services-lib项目。无法运行Android Chromecast示例
http://developer.android.com/tools/support-library/setup.html
FWIW - 我与构建21编译,做我的开发在64位的Ubuntu,我的hello world例子运行得很好。
任何帮助,将不胜感激。
10-19 06:59:41.702: E/AndroidRuntime(22076): FATAL EXCEPTION: main
10-19 06:59:41.702: E/AndroidRuntime(22076): Process: com.google.android.gms.cast.samples.democastplayer, PID: 22076
10-19 06:59:41.702: E/AndroidRuntime(22076): java.lang.NoClassDefFoundError: Failed resolution of: Landroid/support/v4/app/ActivityManagerCompat;
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.support.v7.media.MediaRouter$GlobalMediaRouter.<init>(MediaRouter.java:1528)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.support.v7.media.MediaRouter.getInstance(MediaRouter.java:220)
10-19 06:59:41.702: E/AndroidRuntime(22076): at com.google.android.gms.cast.samples.democastplayer.BaseCastPlayerActivity.onCreate(BaseCastPlayerActivity.java:182)
10-19 06:59:41.702: E/AndroidRuntime(22076): at com.google.android.gms.cast.samples.democastplayer.SdkCastPlayerActivity.onCreate(SdkCastPlayerActivity.java:51)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.app.Activity.performCreate(Activity.java:5933)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1105)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2251)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2360)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.app.ActivityThread.access$800(ActivityThread.java:144)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1278)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.os.Handler.dispatchMessage(Handler.java:102)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.os.Looper.loop(Looper.java:135)
10-19 06:59:41.702: E/AndroidRuntime(22076): at android.app.ActivityThread.main(ActivityThread.java:5221)
10-19 06:59:41.702: E/AndroidRuntime(22076): at java.lang.reflect.Method.invoke(Native Method)
10-19 06:59:41.702: E/AndroidRuntime(22076): at java.lang.reflect.Method.invoke(Method.java:372)
10-19 06:59:41.702: E/AndroidRuntime(22076): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:899)
10-19 06:59:41.702: E/AndroidRuntime(22076): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:694)
10-19 06:59:41.702: E/AndroidRuntime(22076): Caused by: java.lang.ClassNotFoundException: Didn't find class "android.support.v4.app.ActivityManagerCompat" on path: DexPathList[[zip file "/data/app/com.google.android.gms.cast.samples.democastplayer-2/base.apk"],nativeLibraryDirectories=[/vendor/lib, /system/lib]]
10-19 06:59:41.702: E/AndroidRuntime(22076): at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
10-19 06:59:41.702: E/AndroidRuntime(22076): at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
10-19 06:59:41.702: E/AndroidRuntime(22076): at java.lang.ClassLoader.loadClass(ClassLoader.java:469)
10-19 06:59:41.702: E/AndroidRuntime(22076): ... 17 more
10-19 06:59:41.702: E/AndroidRuntime(22076): Suppressed: java.lang.ClassNotFoundException: android.support.v4.app.ActivityManagerCompat
10-19 06:59:41.702: E/AndroidRuntime(22076): at java.lang.Class.classForName(Native Method)
10-19 06:59:41.702: E/AndroidRuntime(22076): at java.lang.BootClassLoader.findClass(ClassLoader.java:781)
10-19 06:59:41.702: E/AndroidRuntime(22076): at java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
10-19 06:59:41.702: E/AndroidRuntime(22076): at java.lang.ClassLoader.loadClass(ClassLoader.java:504)
10-19 06:59:41.702: E/AndroidRuntime(22076): ... 18 more
10-19 06:59:41.702: E/AndroidRuntime(22076): Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack available
你有'support/v4'在项目中的lib? – 2014-10-19 13:33:20
Rober t,非常感谢。 我认为我这样做(有点新),但我已经包含appcompat_v7作为我的Android库,并且它有两个罐子(android-support-v4.jar,android-support-v7-appcompat.jar)。我会假设这意味着它在我的道路上。 Eclipse正在编译就好了,它只是当我运行它时吐出来的。我假设这意味着它在eclipse中的路径中,但是一旦我离开eclipse就会失去它。 – mornindew 2014-10-19 13:49:43
,你正在运行proguard?即哪个版本构建(调试,发布)。如果释放,请确保绕过proguard配置文件中的v4软件包 – 2014-10-19 13:54:18