Erreur:échec de l'Exécution de la tâche:app:dexDebug'

J'ai essayé d'ajouter le service Google Maps dans l'émulateur Android Studio pour Mac.
J'ai utilisé cette pour ajouter google play services dans mon émulateur et maintenant j'obtiens cette erreur.

J'ai également ajouté le Google play pot dans "libs"

Erreur de construction de

Error:Execution failed for task ':app:dexDebug'.
> com.android.ide.common.internal.LoggedErrorException: Failed to run command:
            /Applications/Android Studio.app/sdk/build-tools/21.0.0/dx --dex --num-threads=4 --output /Users/BrijD/Desktop/Final_maps/app/build/intermediates/dex/debug /Users/BrijD/Desktop/Final_maps/app/build/intermediates/classes/debug /Users/BrijD/Desktop/Final_maps/app/build/intermediates/dependency-cache/debug /Users/BrijD/Desktop/Final_maps/app/build/intermediates/pre-dexed/debug/classes-0fd5fdfe526893278be8c195ce134eaf1d9f1e86.jar /Users/BrijD/Desktop/Final_maps/app/build/intermediates/pre-dexed/debug/classes-1c1ab6ce82c35aba8a1d88f2624cf1338444a247.jar /Users/BrijD/Desktop/Final_maps/app/build/intermediates/pre-dexed/debug/classes-3fa4a9ac8fa2216bad3a7f16c9a774b0dc355d43.jar /Users/BrijD/Desktop/Final_maps/app/build/intermediates/pre-dexed/debug/classes-8f6dc1447c1249308d36a8f93d1adf33837f8664.jar /Users/BrijD/Desktop/Final_maps/app/build/intermediates/pre-dexed/debug/internal_impl-21.0.0-fd4beb3682904051af27f723f6ba9423e4f00b8a.jar /Users/BrijD/Desktop/Final_maps/app/build/intermediates/pre-dexed/debug/support-annotations-21.0.0-ee576f91b45a6538d4156fc6e674b6f65034f74e.jar
          Error Code:
            2
          Output:
            UNEXPECTED TOP-LEVEL EXCEPTION:
            com.android.dex.DexException: Multiple dex files define Lcom/google/android/gms/actions/ReserveIntents;
                at com.android.dx.merge.DexMerger.readSortableTypes(DexMerger.java:596)
                at com.android.dx.merge.DexMerger.getSortedTypes(DexMerger.java:554)
                at com.android.dx.merge.DexMerger.mergeClassDefs(DexMerger.java:535)
                at com.android.dx.merge.DexMerger.mergeDexes(DexMerger.java:171)
                at com.android.dx.merge.DexMerger.merge(DexMerger.java:189)
                at com.android.dx.command.dexer.Main.mergeLibraryDexBuffers(Main.java:454)
                at com.android.dx.command.dexer.Main.runMonoDex(Main.java:302)
                at com.android.dx.command.dexer.Main.run(Main.java:245)
                at com.android.dx.command.dexer.Main.main(Main.java:214)
                at com.android.dx.command.Main.main(Main.java:106)

AndroidMainefest.xml

<?xml version="1.0" encoding="utf-8"?>
    <manifest xmlns:android="http://schemas.android.com/apk/res/android"
        package="dormroomdevelopers.final_maps" >

        <uses-permission android:name="android.permission.INTERNET"/>
        <application
            android:allowBackup="true"
            android:icon="@drawable/ic_launcher"
            android:label="@string/app_name"
            android:theme="@style/AppTheme" >
            <activity
                android:name=".MyActivity"
                android:label="@string/app_name" >
                <intent-filter>
                    <action android:name="android.intent.action.MAIN" />

                    <category android:name="android.intent.category.LAUNCHER" />
                </intent-filter>
            </activity>
            <activity android:name=".MapsActivity">
                <meta-data
                    android:name="com.google.android.maps.v2.API_KEY"
                    android:value="*****************************"/>
            </activity>
            <meta-data android:name="com.google.android.gms.version"
                android:value="@integer/google_play_services_version" />
        </application>

    </manifest>

app construire.gradle

apply plugin: 'com.android.application'

android {
    compileSdkVersion 21
    buildToolsVersion "21"

    defaultConfig {
        applicationId "dormroomdevelopers.final_maps"
        minSdkVersion 18
        targetSdkVersion 21
        versionCode 1
        versionName "1.0"
    }
    buildTypes {
        release {
            runProguard false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}
dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    compile 'com.google.android.gms:play-services:6.5.87'
    compile 'com.google.android.gms:play-services-maps:6.5.+'
}

proguard-règles.pro

-keep class * extends java.util.ListResourceBundle {
    protected Object[][] getContents();
}

-keep public class com.google.android.gms.common.internal.safeparcel.SafeParcelable {
    public static final *** NULL;
}

-keepnames @com.google.android.gms.common.annotation.KeepName class *
-keepclassmembernames class * {
    @com.google.android.gms.common.annotation.KeepName *;
}

-keepnames class * implements android.os.Parcelable {
    public static final ** CREATOR;
}

OriginalL'auteur BrijD | 2014-12-19