导入other project 到Android Studio中的时候出现错误

### 导入other project 到Android Studio中的时候出现错误

  编译project都显示正常,但是当开始运行porject的时候;出现如下错误信息:

## Error:Execution failed for task ':app:transformClassesWithDexForDebug'.
> com.android.build.api.transform.TransformException: com.android.ide.common.process.ProcessException: java.util.concurrent.ExecutionException: com.android.dex.DexException: Multiple dex files define Landroid/support/v4/accessibilityservice/AccessibilityServiceInfoCompat$AccessibilityServiceInfoVersionImpl;

## 修复问题方法如下图: 

## 添加途中画红圈部分代码

##

defaultConfig {
    minSdkVersion rootProject.ext.minSdkVersion
    targetSdkVersion rootProject.ext.targetSdkVersion
    versionCode rootProject.ext.versionCode
    versionName rootProject.ext.versionName

    multiDexEnabled true
}
buildTypes {
    release {
        minifyEnabled false
        proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
    }
}
dexOptions {
    incremental true
    javaMaxHeapSize "4g"
}