从网络上下载的项目,有时会报错,修改build.gradle试一下.

apply plugin: 'com.android.application'

android {
    compileSdkVersion 26
    buildToolsVersion "26.0.0"
    defaultConfig {
        applicationId "et.tsingtaopad.sysloadingtest"
        minSdkVersion 14
        targetSdkVersion 26
        versionCode 1
        versionName "1.0"
        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
        exclude group: 'com.android.support', module: 'support-annotations'
    })
    testCompile 'junit:junit:4.12'
    //Android Support包
    compile 'com.android.support:support-v4:26.0.0-alpha1'
    compile 'com.android.support:support-v13:26.0.0-alpha1'
    compile 'com.android.support:appcompat-v7:26.0.0-alpha1'
    compile 'com.android.support:design:26.0.0-alpha1'
    compile 'com.android.support:recyclerview-v7:26.0.0-alpha1'
    compile 'com.android.support:cardview-v7:26.0.0-alpha1'
    compile 'com.android.support:multidex:1.0.1'
    compile 'com.android.support.constraint:constraint-layout:1.0.2'
    //网络请求依赖
    compile 'com.squareup.okio:okio:1.13.0'
    compile 'com.squareup.okhttp3:okhttp:3.8.1'
    compile 'com.squareup.retrofit2:retrofit:2.3.0'
    compile 'com.squareup.retrofit2:converter-scalars:2.3.0'
    // loader依赖
    compile 'com.wang.avi:library:2.1.3'
    // Banner依赖
    compile 'com.bigkoo:convenientbanner:2.0.5'
    compile 'com.ToxicBakery.viewpager.transforms:view-pager-transforms:1.2.32@aar'
    //JSON依赖Android版
    compile 'com.alibaba:fastjson:1.1.57.android'  
    //RecyclerView依赖
    compile 'com.github.CymChad:BaseRecyclerViewAdapterHelper:2.9.22'
    //RecyclerView 分割线
    compile 'com.choices.divider:RecyclerView_Divider:1.0.0'


}