Execution failed for task ':app:transformClassesWithJarMergingForDebug
<p>I am created an android app &amp; is running above API level 21.
But not running on below API level 21. </p>

<p>Here is error log: </p>

<p>Error:Execution failed for task ':app:transformClassesWithJarMergingForDebug'.
    com.android.build.api.transform.TransformException: java.util.zip.ZipException: duplicate entry: android/support/v4/accessibilityservice/AccessibilityServiceInfoCompat$AccessibilityServiceInfoVersionImpl.class
Help me through</p>

<p>Below is my gradle code:</p>

<pre><code>apply plugin: 'com.android.application'
android {
    compileSdkVersion 23
    buildToolsVersion "23.0.3"

    defaultConfig {
        applicationId "*******"
        minSdkVersion 16
        targetSdkVersion 23
        multiDexEnabled true
        versionCode 1
        versionName "1.0"
    }
    buildTypes {
        release {
            minifyEnabled false
            useProguard true
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
    dexOptions {
        javaMaxHeapSize "4g"
        preDexLibraries = false
    }
    packagingOptions {
        exclude 'META-INF/NOTICE.txt' // will not include NOTICE file
        exclude 'META-INF/LICENSE.txt' // will not include LICENSE file
    }
}

dependencies {
    compile fileTree(exclude: 'android-support-*.jar', dir: 'libs', include: ['*.jar'])
    testCompile 'junit:junit:4.12'
    compile project(':simple-crop-image-lib')
    //    compile 'com.github.navasmdc:MaterialDesign:+'
    compile project(':material-login')
    compile 'com.android.support:multidex:1.0.1'
    compile ('com.android.support:appcompat-v7:23.4.0'){
        exclude module: 'support-v4'
    }
}
</code></pre>