与Firebase同步项目时出错

Question

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buildscript {
repositories {
    jcenter()
}
dependencies {
    classpath 'com.android.tools.build:gradle:2.1.3'
    classpath 'com.google.gms:google-services:4.0.1'
    // NOTE: Do not place your application dependencies here; they belong
    // in the individual module build.gradle files
}
}
  allprojects {
   repositories {
      jcenter()
   }
 }
 task clean(type: Delete) {
  delete rootProject.buildDir
 }

Build.Gradle（应用程序）：

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enter code here

defaultConfig {
    applicationId "br.com.firebase.testes_firebase"
    minSdkVersion 24
    targetSdkVersion 24
    versionCode 1
    versionName "1.0"
}
buildTypes {
    release {
        minifyEnabled false
        proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
    }
}

打印屏幕Android：

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