我剛剛下載並開始使用android SDK,並按照他們的說明創建了」我的第一個應用程序「,裏面寫着」Hello World「。我沒有更改任何代碼。我運行的是Nexus 7仿真器(每次運行時都不會崩潰)當我運行該應用程序時,在仿真器上顯示「不幸我的第一個應用程序已停止工作」。 :?「不幸的是,我的第一個應用程序已停止工作
05-16 13:05:48.742: W/dalvikvm(1066): VFY: unable to resolve static field 1559 (ActionBarWindow) in Landroid/support/v7/appcompat/R$styleable;
05-16 13:05:48.742: D/dalvikvm(1066): VFY: replacing opcode 0x62 at 0x0004
05-16 13:05:48.752: D/AndroidRuntime(1066): Shutting down VM
05-16 13:05:48.752: W/dalvikvm(1066): threadid=1: thread exiting with uncaught exception (group=0xb2ac5ba8)
05-16 13:05:48.812: E/AndroidRuntime(1066): FATAL EXCEPTION: main
05-16 13:05:48.812: E/AndroidRuntime(1066): Process: com.example.myfirstapp, PID: 1066
05-16 13:05:48.812: E/AndroidRuntime(1066): java.lang.NoClassDefFoundError: android.support.v7.appcompat.R$styleable
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.support.v7.app.ActionBarActivityDelegate.onCreate(ActionBarActivityDelegate.java:107)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.support.v7.app.ActionBarActivityDelegateICS.onCreate(ActionBarActivityDelegateICS.java:58)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.support.v7.app.ActionBarActivity.onCreate(ActionBarActivity.java:98)
05-16 13:05:48.812: E/AndroidRuntime(1066): at com.example.myfirstapp.MainActivity.onCreate(MainActivity.java:18)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.app.Activity.performCreate(Activity.java:5231)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2159)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.app.ActivityThread.access$800(ActivityThread.java:135)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.os.Handler.dispatchMessage(Handler.java:102)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.os.Looper.loop(Looper.java:136)
05-16 13:05:48.812: E/AndroidRuntime(1066): at android.app.ActivityThread.main(ActivityThread.java:5017)
05-16 13:05:48.812: E/AndroidRuntime(1066): at java.lang.reflect.Method.invokeNative(Native Method)
05-16 13:05:48.812: E/AndroidRuntime(1066): at java.lang.reflect.Method.invoke(Method.java:515)
05-16 13:05:48.812: E/AndroidRuntime(1066): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779)
05-16 13:05:48.812: E/AndroidRuntime(1066): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595)
05-16 13:05:48.812: E/AndroidRuntime(1066): at dalvik.system.NativeStart.main(Native Method)
05-16 13:05:51.822: I/Process(1066): Sending signal. PID: 1066 SIG: 9
任何想法再次,這是在創建新應用程序的默認代碼,所以我不知道爲什麼它不會工作...感謝您的幫助
'java.lang.NoClassDefFoundError:android.support.v7.appcompat.R $ styleable'需要引用程序兼容性在您的Android項目正確 – Raghunandan
它抱怨缺少類「android.support.v7.appcompat.R」。這些類屬於所謂的「Android支持庫」。檢查您是否已在** Android SDK Manager **和您的項目屬性中安裝支持庫 – rupps
右鍵單擊您的項目,單擊Properties/Android並向下滾動到Library。然後添加AppCompat庫參考 –