Error:Execution failed for task ':JDAd:mergeDebugResources'.Some file crunch

异常：Error:Execution failed for task ':JDAd:mergeDebugResources'.Some file crunch

android {    compileSdkVersion 24    buildToolsVersion "23.0.2"    defaultConfig {        applicationId "cn.iptop.www.myapplication"        minSdkVersion 14        targetSdkVersion 24        versionCode 1        versionName "1.0"    }    buildTypes {        release {            minifyEnabled false            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'        }    }    aaptOptions.setProperty("cruncherEnabled", false)  //加上这句}