Gradle build failed : Error:Cause: org.gradle.api.internal.ExtensibleDynamicObject

Question

Hello I have get Gradle build failed error and i am using this link is useful for me but still getting same error so can't understand what's the problems.

Following are my code of gradle.build file.

My App:build.gradle file:

apply plugin: 'com.android.model.application'

model {

android {
    compileSdkVersion = 23
    buildToolsVersion = "23.0.2"
    useLibrary 'org.apache.http.legacy'

    defaultConfig.with {
        applicationId = "com.atreyainnovations.optographlocal"
        minSdkVersion.apiLevel = 14
        targetSdkVersion.apiLevel = 23
        multiDexEnabled = true
        /*versionCode 1
        versionName "1.0"*/

    }
}

android.ndk {
    moduleName = "add-jni"
    toochain = "clang"
}

android.buildTypes {
    release {
        minifyEnabled = false
        proguardFiles.add(file("proguard-rules.txt"))
        // proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        //proguardFiles + file('proguard-android.txt')
    }
}

}

library:build.gradle

apply plugin: 'com.android.model.library'

model {

android {
    compileSdkVersion = 23
    buildToolsVersion = "22.0.0"

    defaultConfig.with {
        minSdkVersion.apiLevel = 14
        targetSdkVersion.apiLevel = 23
        multiDexEnabled = true
    }
}

android.buildTypes {
    release {
        minifyEnabled = false
        proguardFiles.add(file("proguard-rules.txt"))
    }
}

}