"Program type already present: Android.arch.lifecycle.LiveData$1

Question

Hello developers, I am facing a problem, I have tried all the answers available on StackOverflow, not able to solve my problem. initially, it was saying unable to merge dex, after some changes its now showing this error.

Warning: Configuration 'compile' is obsolete and has been replaced with 'implementation'.

Error:Program type already present: android.support.v7.util.AsyncListUtil$DataCallback

dependencies {
    implementation fileTree(dir: 'libs', include: ['*.jar'])
    implementation 'com.android.support:appcompat-v7:27.1.0'

    implementation 'com.android.support.constraint:constraint-layout:1.1.0'
    implementation 'com.google.firebase:firebase-auth:11.4.0'
    implementation 'com.google.firebase:firebase-database:11.4.0'
    implementation 'com.google.firebase:firebase-messaging:11.4.0'
    implementation 'com.android.support:support-v4:27.1.0'
    implementation 'com.google.android.gms:play-services-auth:11.4.0'
    implementation 'com.google.android.gms:play-services-ads:11.4.0'
    implementation 'com.google.android.gms:play-services-location:11.4.0'
    compile 'com.squareup.picasso:picasso:2.5.2' //for Inmobi
    compile name: 'adcolony-sdk-3.2.1', ext: 'aar'
    compile name: 'mmedia-6.4.0', ext: 'aar'
    compile name: 'mobvista_alphab', ext: 'aar'
    compile name: 'mobvista_appwall', ext: 'aar'
    compile name: 'mobvista_appwallext', ext: 'aar'
    compile name: 'mobvista_common', ext: 'aar'
    compile name: 'mobvista_interstitial', ext: 'aar'
    compile name: 'mobvista_mvdownloads', ext: 'aar'
    compile name: 'mobvista_mvjscommon', ext: 'aar'
    compile name: 'mobvista_mvnative', ext: 'aar'
    compile name: 'mobvista_nativeex', ext: 'aar'
    compile name: 'mobvista_offerwall', ext: 'aar'
    compile name: 'mobvista_playercommon', ext: 'aar'
    compile name: 'mobvista_reward', ext: 'aar'
    compile name: 'mobvista_videocommon', ext: 'aar'
    compile name: 'mobvista_videofeeds', ext: 'aar'

    testImplementation 'junit:junit:4.12'
    implementation 'com.firebaseui:firebase-ui-database:2.4.0'
    implementation 'com.android.support:cardview-v7:27.1.0'
    implementation 'com.android.support:recyclerview-v7:27.1.0'
    implementation 'com.android.support:design:27.1.0'


    androidTestImplementation 'com.android.support.test:runner:1.0.1'
    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
}


apply plugin: 'com.google.gms.google-services'