Android - 任务 ':app:dexDebug' 执行失败

Android - Execution failed for task ':app:dexDebug'

我在编译项目时遇到问题,出现错误 Execution failed for task ':app:dexDebug'。 Error:Execution 任务“:app:dexDebug”失败。

com.android.ide.common.internal.LoggedErrorException: Failed to run command: C:\Users\Diana\AppData\Local\Android\sdk\build-tools.1.2\dx.bat --dex --no-optimize --output C:\Users\Diana\Downloads\VoiceTranslator\app\build\intermediates\dex\debug --input-list=C:\Users\Diana\Downloads\VoiceTranslator\app\build\intermediates\tmp\dex\debug\inputList.txt Error Code: 2 Output: UNEXPECTED TOP-LEVEL EXCEPTION: com.android.dex.DexException: Multiple dex files define Landroid/support/v4/accessibilityservice/AccessibilityServiceInfoCompatIcs; 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:303) at com.android.dx.command.dexer.Main.run(Main.java:246) at com.android.dx.command.dexer.Main.main(Main.java:215) at com.android.dx.command.Main.main(Main.java:106)

我知道这个问题已被问过很多次,但我已经尝试了那里的解决方案,其中 none 对我有效。

这是我的build.gradle

apply plugin: 'com.android.application'

android {
    compileSdkVersion 22
    buildToolsVersion "21.1.2"

    defaultConfig {
        applicationId "imp.translator.diana.voicetranslator"
        minSdkVersion 9
        targetSdkVersion 22
        versionCode 1
        versionName "1.0"
    }
    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 files('libs/android-support-v4.jar', 'libs/microsoft-translator-java-api-0.6.1-jar-with-dependencies.jar')
}

知道这里可能有什么问题吗?任何提示将不胜感激!

compile files(...) 中删除 'libs/android-support-v4.jar'。此文件是 appcompat-v7 库的传递依赖项。