Error:Execution failed for task ':app:transformClassesWithDexForDebug'.

> com.android.build.api.transform.TransformException: com.android.ide.common.process.ProcessException: java.util.concurrent.ExecutionException: java.lang.UnsupportedOperationException

以下是我依赖的包：

dependencies {
    compile files('libs/alipaySdk-20160809.jar')

    compile fileTree(include: ['*.jar'], dir: 'libs')
    testCompile 'junit:junit:4.12'
    compile 'com.android.support:appcompat-v7:23.4.0'
    compile project(':devpkg-android')
    compile project(':photoViewlibrary')
    compile files('libs/butterknife-7.0.1.jar')
    compile 'com.android.support:recyclerview-v7:23.4.0'
    compile files('libs/GsonFormat.jar')
    compile 'org.greenrobot:eventbus:3.0.0'
    compile 'com.android.support:design:23.4.0'
    compile files('libs/universal-image-loader-1.9.4-with-sources.jar')
    compile 'com.bigkoo:convenientbanner:2.0.5'
    compile 'com.android.support:multidex:'
    compile('com.facebook.fresco:fresco:0.14.1') {
        exclude module: 'support-v4'
        exclude group: 'com.android.support'
    }
    compile project(':okgoo')