我正在创建一个应用程序,并且我实现了facebook和google登录但是当我尝试运行我的应用程序时它总是崩溃并显示以下错误,任何人都可以告诉我什么是问题以及我犯了什么错误?
logcat的
E/AndroidRuntime(14961): FATAL EXCEPTION: main
10-05 12:34:24.713: E/AndroidRuntime(14961): java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.nummero.balloonations/com.nummero.balloonations.AndroidGooglePlusExample}: java.lang.ClassNotFoundException: com.nummero.balloonations.AndroidGooglePlusExample
E / AndroidRuntime(14961):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1894) 10-05 12:34:24.713:E / AndroidRuntime(14961):在android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1995) 10-05 12:34:24.713:E / AndroidRuntime(14961):在android.app.ActivityThread.access $ 600(ActivityThread.java:128) 10-05 12:34:24.713:E / AndroidRuntime(14961):在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1161) 10-05 12:34:24.713:E / AndroidRuntime(14961):在android.os.Handler.dispatchMessage(Handler.java:99) 10-05 12:34:24.713:E / AndroidRuntime(14961):在android.os.Looper.loop(Looper.java:137) 10-05 12:34:24.713:E / AndroidRuntime(14961):在android.app.ActivityThread.main(ActivityThread.java:4517) 10-05 12:34:24.713:E / AndroidRuntime(14961):at java.lang.reflect.Method.invokeNative(Native Method) 10-05 12:34:24.713:E / AndroidRuntime(14961):at java.lang.reflect.Method.invoke(Method.java:511) 10-05 12:34:24.713:E / AndroidRuntime(14961):at com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:993) 10-05 12:34:24.713:E / AndroidRuntime(14961):at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:760) 10-05 12:34:24.713:E / AndroidRuntime(14961):at dalvik.system.NativeStart.main(Native Method) 10-05 12:34:24.713:E / AndroidRuntime(14961):引起:java.lang.ClassNotFoundException:com.nummero.balloonations.AndroidGooglePlusExample 10-05 12:34:24.713:E / AndroidRuntime(14961):at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:61) 10-05 12:34:24.713:E / AndroidRuntime(14961):at java.lang.ClassLoader.loadClass(ClassLoader.java:501) 10-05 12:34:24.713:E / AndroidRuntime(14961):at java.lang.ClassLoader.loadClass(ClassLoader.java:461) 10-05 12:34:24.713:E / AndroidRuntime(14961):在android.app.Instrumentation.newActivity(Instrumentation.java:1027) 10-05 12:34:24.713:E / AndroidRuntime(14961):在android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1885) 10-05 12:34:24.713:E / AndroidRuntime(14961):... 11更多
清单
<!-- language: lang-xml -->
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.nummero.balloonations"
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="13"
android:targetSdkVersion="21" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.GET_ACCOUNTS" />
<uses-permission android:name="android.permission.USE_CREDENTIALS" />
<supports-screens
android:anyDensity="true"
android:largeScreens="true"
android:normalScreens="true"
android:resizeable="true"
android:smallScreens="true"
android:xlargeScreens="true" />
<application
android:allowBackup="true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name=".MainActivity"
android:label="@string/app_name" >
</activity>
<activity
android:name="SplashScreen"
android:theme="@android:style/Theme.NoTitleBar.Fullscreen" >
</activity>
<activity android:name="com.nummero.balloonations.Login" >
</activity>
<activity android:name="Registration" >
</activity>
<activity android:name="SelectionofCity" >
</activity>
<activity android:name="com.facebook.LoginActivity" >
</activity>
<meta-data
android:name="com.facebook.sdk.ApplicationId"
android:value="@string/facebook_app_id" />
<meta-data
android:name="com.google.android.gms.version"
android:value="@integer/google_play_services_version" />
<activity
android:name=".AndroidGooglePlusExample"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>