android - Duplicate entry: org/apache/commons/collections/ArrayStack.class -

getting following error while generatin apk in android studio

error:execution failed task ':app:transformclasseswithjarmergingfordebug'. > com.android.build.api.transform.transformexception: java.util.zip.zipexception: duplicate entry: org/apache/commons/collections/arraystack.class 

here gradle.build file

buildscript {     repositories {         maven { url 'https://maven.fabric.io/public' }     }      dependencies {         classpath 'io.fabric.tools:gradle:1.+'     } } apply plugin: 'com.android.application' apply plugin: 'io.fabric' apply plugin: 'realm-android' apply plugin: 'com.neenbedankt.android-apt'   android {     compilesdkversion 24     buildtoolsversion "24" //    uselibrary 'org.apache.http.legacy'      defaultconfig {         applicationid "com.gogetapps.uternity"         minsdkversion 18         targetsdkversion 24         versioncode 5         versionname "0.1"         multidexenabled true     }     buildtypes {         release {             minifyenabled false             proguardfiles getdefaultproguardfile('proguard-android.txt'), 'proguard-rules.pro'         }     }      packagingoptions {         exclude 'meta-inf/dependencies.txt'         exclude 'meta-inf/license.txt'         exclude 'meta-inf/notice.txt'         exclude 'meta-inf/notice'         exclude 'meta-inf/license'         exclude 'meta-inf/dependencies'         exclude 'meta-inf/notice.txt'         exclude 'meta-inf/license.txt'         exclude 'meta-inf/dependencies.txt'         exclude 'meta-inf/lgpl2.1'     }      configurations {         all*.exclude group: 'org.apache.httpcomponents'         all*.exclude group: 'org.apache.commons'         all*.exclude group: 'org.apache.commons'     } }  repositories {     maven { url "https://jitpack.io" }     maven { url 'https://maven.fabric.io/public' } }  dependencies {     testcompile 'junit:junit:4.12'     apt 'com.jakewharton:butterknife-compiler:8.0.1'     compile('com.google.android.gms:play-services:9.0.2') {         exclude group: 'com.google.guava'     }     compile 'dev.dworks.libs:volleyplus:+'     compile project(':cmediaplayer')     compile 'com.jakewharton:butterknife:8.0.1'     compile 'com.android.support:percent:24.0.0'     compile 'com.android.support:appcompat-v7:24.0.0'     compile 'com.android.support:design:24.0.0'     compile ('com.android.support:support-v4:24.0.0') {         force = true     }     compile 'com.android.support:multidex:1.0.1'     compile 'com.github.jkwiecien:easyimage:1.2.3'     compile 'com.mukesh:countrypicker:1.1.3'     compile 'com.sa90.materialarcmenu:library:1.4.1'     compile 'se.emilsjolander:stickylistheaders:2.7.0'     compile 'com.makeramen:roundedimageview:2.2.1'     compile 'com.nostra13.universalimageloader:universal-image-loader:1.9.5'     compile('commons-validator:commons-validator:1.4.1') {         exclude group: 'commons-logging'     }     compile('commons-io:commons-io:2.5') {         exclude group: 'commons-logging'     }     compile('commons-lang:commons-lang:2.2') {             exclude group: 'commons-logging'     }     compile 'com.timehop.stickyheadersrecyclerview:library:0.4.3'     compile 'com.github.curioustechizen.android-ago:library:1.3.2'     compile 'com.squareup.picasso:picasso:2.5.2'     compile 'net.alhazmy13.mediapicker:libary:2.1.4'     compile 'com.baoyz.swipemenulistview:library:1.3.0'     compile 'com.nononsenseapps:filepicker:2.5.3'     compile 'com.writingminds:ffmpegandroid:0.3.2'     compile 'com.kbeanie:image-chooser-library:1.5.8@aar'     compile 'me.zhanghai.android.materialprogressbar:library:1.1.7'     compile 'com.github.deano2390:materialshowcaseview:1.1.0'     compile 'com.github.barteksc:android-pdf-viewer:1.4.0'     compile 'pl.droidsonroids.gif:android-gif-drawable:1.1.+'     compile('com.crashlytics.sdk.android:crashlytics:2.6.1@aar') {         transitive = true;     }  } 

this link dependency map. dependency map