Я следую https://developers.facebook.com/docs/android/getting-started/facebook-sdk-for-android/ для android sdk, все пошло нормально, как описано на данной лике, но когда я запустил проект, я получил ошибку «к сожалению» appname «перестала работать», и вот мои ошибки logcat:К сожалению, «appname» перестало работать
09-26 17:37:06.662: E/AndroidRuntime(5849): FATAL EXCEPTION: main
09-26 17:37:06.662: E/AndroidRuntime(5849): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.facebook.hellofriend/com.facebook.hellofriend.MainActivity}: java.lang.NullPointerException: Argument 'applicationId' cannot be null
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2202)
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2237)
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.app.ActivityThread.access$600(ActivityThread.java:139)
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1262)
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.os.Handler.dispatchMessage(Handler.java:99)
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.os.Looper.loop(Looper.java:154)
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.app.ActivityThread.main(ActivityThread.java:4974)
09-26 17:37:06.662: E/AndroidRuntime(5849): at java.lang.reflect.Method.invokeNative(Native Method)
09-26 17:37:06.662: E/AndroidRuntime(5849): at java.lang.reflect.Method.invoke(Method.java:511)
09-26 17:37:06.662: E/AndroidRuntime(5849): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:784)
09-26 17:37:06.662: E/AndroidRuntime(5849): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:551)
09-26 17:37:06.662: E/AndroidRuntime(5849): at dalvik.system.NativeStart.main(Native Method)
09-26 17:37:06.662: E/AndroidRuntime(5849): Caused by: java.lang.NullPointerException: Argument 'applicationId' cannot be null
09-26 17:37:06.662: E/AndroidRuntime(5849): at com.facebook.internal.Validate.notNull(Validate.java:29)
09-26 17:37:06.662: E/AndroidRuntime(5849): at com.facebook.Session.<init>(Session.java:227)
09-26 17:37:06.662: E/AndroidRuntime(5849): at com.facebook.Session.<init>(Session.java:216)
09-26 17:37:06.662: E/AndroidRuntime(5849): at com.facebook.Session$Builder.build(Session.java:1575)
09-26 17:37:06.662: E/AndroidRuntime(5849): at com.facebook.Session.openActiveSession(Session.java:888)
09-26 17:37:06.662: E/AndroidRuntime(5849): at com.facebook.Session.openActiveSession(Session.java:830)
09-26 17:37:06.662: E/AndroidRuntime(5849): at com.facebook.hellofriend.MainActivity.onCreate(MainActivity.java:19)
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.app.Activity.performCreate(Activity.java:4538)
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1071)
09-26 17:37:06.662: E/AndroidRuntime(5849): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2158)
09-26 17:37:06.662: E/AndroidRuntime(5849): ... 11 more
Спасибо.
И мой манифест файла:
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="17" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.facebook.hellofriend.MainActivity"
android:label="@string/app_name" >
<meta-data android:name="com.facebook.sdk.ApplicationId"
android:value="21907****928145"/>
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
вот мои новые ошибки LogCat :( 09-26 18: 55: 54,564: E/AndroidRuntime (11123): FATAL ИСКЛЮЧЕНИЕ: основные 09 -26 18: 55: 54.564: E/AndroidRuntime (11123): java.lang.RuntimeException: не удается запустить активность ComponentInfo {com.facebook.hellofriend/com.facebook.hellofriend.MainActivity}: java.lang.NullPointerException: Аргумент ' applicationId 'не может быть пустым 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at android.app.ActivityThread.performLaunchActivity (ActivityThread.java:2202) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at android.app.ActivityThread.handleLaunchActivity (ActivityThread.java:2237) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at android.app.ActivityThread.access $ 600 (ActivityThread.java:139) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at android.app.ActivityThread $ H.handleMessage (ActivityThread.java:1262) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at android.os.Handler.dispatchMessage (Handler.java:99) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): у android .os.Looper.loop (Looper.java:154) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at android.app.ActivityThread.main (ActivityThread.java:4974) 09-26 18 : 55: 54.564: E/AndroidRuntime (11123): at java.lang.reflect.Method.invokeNative (собственный метод) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at java.lang.reflect.Method.invoke (Method.java:511) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at com. android.internal.os.ZygoteInit $ MethodAndArgsCaller.run (ZygoteInit.java:784) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at com.android.internal.os.ZygoteInit.main (ZygoteInit. java: 551) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at dalvik.system.NativeStart.main (родной метод) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): Причина: java.lang.NullPointerException: Аргумент 'applicationId' не может быть нулевым 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at com.facebook.internal.Validate.notNull (Validate.java:29) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at com.facebook.Session. (Session.java:227) 09-26 18: 55: 54.564: E/AndroidRun время (11123): at com.facebook.Session. (Session.java:216) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at com.facebook.Session $ Builder.build (Session.java : 1575) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at com.facebook.Session.openActiveSession (Session.java:888) 09-26 18: 55: 54.564: E/AndroidRuntime (11123)): at com.facebook.Session.openActiveSession (Session.java:830) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at com.facebook.hellofriend.MainActivity.onCreate (MainActivity.java:19) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at android.app.Activity.performCreate (Activity.java:4538) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at android.app.Instrumentation.callActivityOnCreate (Instrumentation.java:1071) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): at android.app.Acti vityThread.performLaunchActivity (ActivityThread.java:2158) 09-26 18: 55: 54.564: E/AndroidRuntime (11123): ...11 более
'' applicationId 'не может быть пустым'? – RobinHood
@RobinHood уже дал мой идентификатор приложения в string.xml ******************** если ур говорит о другом, то plz let я знаю об этом. –
опубликуйте такой код! – RobinHood