Erreur More than one file was found with OS independent path..

Bonjour tout le monde, j'ai cette erreur lors de l'éxécution de mon app. Meme apres avoir inclu
packagingOptions {
pickFirst 'META-INF/*'
} (vu sur internet) dans mon build.gradle app l'erreur persiste.

mes fichiers gradles et manifest

gradle app

Code:

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apply plugin: 'com.android.application'
android {
    packagingOptions {
        pickFirst  'META-INF/*'
    }
    compileSdkVersion 29
    defaultConfig {
        applicationId "com.example.sylla.trivialim"
        minSdkVersion 23
        targetSdkVersion 29
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}
 
dependencies {
    implementation fileTree(dir: 'libs', include: ['*.jar'])
    implementation 'com.android.support:appcompat-v7:+'
    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
 
    implementation 'com.google.firebase:firebase-analytics:17.2.0'
    implementation 'com.google.firebase:firebase-auth:19.1.0'
    implementation 'com.google.firebase:firebase-storage:19.1.0'
 
 
    testImplementation 'junit:junit:4.12'
    androidTestImplementation 'com.android.support.test:runner:1.0.2'
    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
 
}
 
 
apply plugin: 'com.google.gms.google-services'

gradle project

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// Top-level build file where you can add configuration options common to all sub-projects/modules.
 
buildscript {
 
    repositories {
        google()
        jcenter()
    }
    dependencies {
        classpath 'com.android.tools.build:gradle:3.1.0'
        classpath 'com.google.gms:google-services:4.2.0'
 
        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}
 
allprojects {
    repositories {
        google()
        jcenter()
    }
}
 
task clean(type: Delete) {
    delete rootProject.buildDir
}

manifest

Code:

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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
          xmlns:tools="http://schemas.android.com/tools"
          package="com.example.sylla.trivialim">
 
    <application
            android:allowBackup="true"
            android:appComponentFactory="whateverString"
            android:icon="@mipmap/ic_launcher"
            android:label="@string/app_name"
            android:roundIcon="@mipmap/ic_launcher_round"
            android:supportsRtl="true"
            android:theme="@style/AppTheme"
            tools:replace="android:appComponentFactory">
        <activity android:name=".ScoreBoard">
        </activity>
        <activity android:name=".ChoixModeJeu">
            <intent-filter>
                <action android:name="android.intent.action.MAIN"/>
 
                <category android:name="android.intent.category.LAUNCHER"/>
            </intent-filter>
        </activity>
        <activity android:name=".EspaceJeu">
        </activity>
        <activity android:name=".Authentification">
        </activity>
 
        <service
                android:name=".ServiceQuestionnaire"
                android:exported="false">
        </service>
    </application>
 
</manifest>

Je précise que cette erreur persiste dépuis que j'ai ajouté les dependances firebase dans mon application.
Je vous remercie d'avance pour vos disponibilités.