当我使用 google 登录 api 时以非零退出值 2 结束

finished with non-zero exit value 2 when I use google login api

我想访问 google account 登录我的应用程序 ,我得到:

Error:Execution failed for task ':app:dexDebug'.
> com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Process 'command '/Library/Java/JavaVirtualMachines/jdk1.8.0_40.jdk/Contents/Home/bin/java'' finished with non-zero exit value 2

我的build.grade:

    apply plugin: 'com.android.application'

    android {
        compileSdkVersion 22
        buildToolsVersion '22.0.1'

        defaultConfig {
            applicationId "nthu.nf.project.moocs"
            minSdkVersion 15
            targetSdkVersion 21
            versionCode 3
            versionName "1.2"
        }
        buildTypes {
            release {
                minifyEnabled false
                proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
            }
        }
    }

    dependencies {
        compile fileTree(dir: 'libs', include: ['*.jar'])
        compile 'com.android.support:appcompat-v7:22.2.0'
        compile 'com.google.android.gms:play-services-identity:7.5.0'
        compile 'com.google.android.gms:play-services-plus:7.5.0'


    }

在我的 app/libs 中,我只使用:

    YouTubeAndroidPlayerApi.jar
    google-play-services.jar
    commons-io-2.4.jar

play-services-identity:7.5.0, play-services-plus:7.5.0 和 google-play-services.jar 可能会导致 multiply libs 冲突