apply plugin: 'com.android.application'

android {
    compileSdkVersion 25
    buildToolsVersion "25.0.2"
    defaultConfig {
        minSdkVersion 16
        targetSdkVersion 25
        ...
        multiDexEnabled true
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled true
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }

    packagingOptions {
        exclude 'META-INF/DEPENDENCIES.txt'
        exclude 'META-INF/LICENSE.txt'
        exclude 'META-INF/NOTICE.txt'
        exclude 'META-INF/NOTICE'
        exclude 'META-INF/LICENSE'
        exclude 'META-INF/DEPENDENCIES'
        exclude 'META-INF/notice.txt'
        exclude 'META-INF/license.txt'
        exclude 'META-INF/dependencies.txt'
        exclude 'META-INF/LGPL2.1'
    }
}

dependencies {
    compile fileTree(include: ['*.jar'], dir: 'libs')
    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
        exclude group: 'com.android.support', module: 'support-annotations'
        compile 'com.google.firebase:firebase-core:10.2.0'

    })
    compile 'com.android.support:appcompat-v7:25.3.1'
    ...
    testCompile 'junit:junit:4.12'
    compile 'com.google.android.gms:play-services-games:10.2.0'
    compile 'com.google.android.gms:play-services-plus:10.2.0'

}
apply plugin: 'com.google.gms.google-services'

Logcat:08-06 14:07:01.005 8404-8648 / com.metabrain.emre E / GooglePlayServicesUtil:未找到Google Play服务资源 . 检查项目配置以确保包含资源 . 08-06 14:07:01.795 8404-8690 / com.metabrain.emre E / libEGL:validate_display:255错误3008(EGL_BAD_DISPLAY)08-06 14:07:06.246 8404-8404 / com.metabrain.emre E / UncaughtException: java.lang.RuntimeException:将结果ResultInfo {who = null,request = 9001,result = 10002,data = Intent {(has extras)}}传递给activity {com.metabrain.emre / com.metabrain.emre.Main_Activity} :java.lang.NullPointerException:尝试在android.app.ActivityThread上的android.app.ActivityThread.deliverResults(ActivityThread.java:3636)上的空对象引用上调用虚拟方法'void android.app.Dialog.show()' .handleSendResult(ActivityThread.java:3679)在android.app.Handler.dispatchMessage的android.app.ActivityThread.access $ 1300(ActivityThread.java:151)android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1358) (Handler.java:102)在android.app.Looper.loop(Looper.java:135)的android.app.ActivityThread.main(ActivityThread.java:5354)java.lang.reflect.Method.invoke(Native Method)在ja va.lang.reflect.Method.invoke(Method.java:372)位于com.android.internal.os.ZygoteInit.main的com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:908) ZygoteInit.java:703)引起:java.lang.NullPointerException:尝试在com.google.example.games.basegameutils.GameHelper上的空对象引用上调用虚方法'void android.app.Dialog.show()' . showFailureDialog(GameHelper.java:950)位于com.google.example.games.gameutils.GameHelper.showFailureDialog(GameHelper.java:931)com.google.example.games.basegameutils.GameHelper.giveUp(GameHelper.java:909) com.google.example.games.basegameutils.GameHelper.onActivityResult(GameHelper.java:615)位于android.app.Activity.dispatchActivityResult的com.google.example.games.basegameutils.BaseGameActivity.onActivityResult(BaseGameActivity.java:123) (Activity.java:6223)在android.app.ActivityThread.deleverResults(ActivityThread.java:3632)android.app.ActivityThread.handleSendResult(ActivityThread.java:3679)在android.app.ActivityThread.access $ 1300(ActivityThread.java:151)在android.app.ActivityThread $ H.handleMessage(ActivityThread.java:1358)在android.os.Handler.dispatchMessage(Handler.java:102)在android位于java.lang.reflect.Method的java.lang.reflect.Method.invoke(Native Method)的android.app.ActivityThread.main(ActivityThread.java:5354)上的.os.Looper.loop(Looper.java:135) .invoke(Method.java:372)at com.android.internal.os.ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:908)at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:703)08 -06 14:07:06.539 8404-8404 / com.metabrain.emre E / AndroidRuntime:FATAL EXCEPTION:main进程:com.metabrain.emre,PID:8404 java.lang.RuntimeException:传递结果失败ResultInfo {who = null, request = 9001,result = 10002,data = Intent {(has extras)}} to activity {com.metabrain.emre / com.metabrain.emre.Main_Activity}:java.lang.NullPointerException:尝试调用虚方法'void android .app.Dialog.show()'对空对象引用在android.app.ActivityThread.deliverResults(ActivityThread.java:3636)的android.app.ActivityThread.handleSendResult(ActivityThread.java:3679)android.app.ActivityThread.access $ 1300(ActivityThread.java:151)android.app .ActivityThread $ H.handleMessage(ActivityThread.java:1358)位于android.app.Loper.loop(Looper.java:135)的android.app.Handler.dispatchMessage(Handler.java:102)android.app.ActivityThread . main(ActivityThread.java:5354)位于java.lang.reflect.Method.invoke(Native Method)的java.lang.reflect.Method.invoke(Method.java:372)at com.android.internal.os.ZygoteInit $ com.android.internal.os.ZygoteInit.main中的MethodAndArgsCaller.run(ZygoteInit.java:908)(ZygoteInit.java:703)引起:java.lang.NullPointerException:尝试调用虚方法'void android.app.Dialog com.google.example.games.basegameutils.GameHelper.showFailureDialog(GameHelpe)上的com.google.example.games.basegameutils.GameHelper.showFailureDialog(GameHelper.java:950)上的null对象引用上的.show() r.java:931)com.google.example.games.basegameutils.GameHelper.giveUp(GameHelper.java:909)at com.google.example.games.basegameutils.GameHelper.onActivityResult(GameHelper.java:615)at com位于android.app.ActivityThread.deliverResults(ActivityThread.java:3632)的android.app.Activity.dispatchActivityResult(Activity.java:6223)上的.google.example.games.basegameutils.BaseGameActivity.onActivityResult(BaseGameActivity.java:123) android.app.ActivityThread.handleSendResult(ActivityThread.java:3679)在android.app.ActivityThread.access $ 1300(ActivityThread.java:151)atandroid.app.ActivityThread $ H.handleMessage(ActivityThread.java:1358)在android.app.Handler.dispatchMessage(Handler.java:102)android.app.Looper.loop(Looper.java:135)android.app .ActivityThread.main(ActivityThread.java:5354)位于java.lang.reflect.Method.invoke(Native Method),位于com.android.internal.os的java.lang.reflect.Method.invoke(Method.java:372) .ZygoteInit $ MethodAndArgsCaller.run(ZygoteInit.java:908)at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:703)