AndroidStudio 2.1.2: Error:Execution failed for task ':app:compileReleaseJavaWithJavac'

AndroidStudio 2.1.2: Error:Execution failed for task ':app:compileReleaseJavaWithJavac'

MainActivity.java 包含:

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }

    public void submitOrder(View view) {
        display(1);
    }

    private void display(int number) {
        TextView quantityTextView = (TextView) findViewById(R.id.quantity_text_view);
        quantityTextView.setText("" + number);
    }
}

编译错误是什么原因?

gradle.build:

apply plugin: 'com.android.application'

android { compileSdkVersion 24 buildToolsVersion "24.0.1"

defaultConfig {
    applicationId "com.example.android.justjava"
    minSdkVersion 15
    targetSdkVersion 24
    versionCode 1
    versionName "1.0"
    multiDexEnabled true
}
buildTypes {
    release {
        minifyEnabled false
        proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
    }
}

}

依赖项{ 编译文件树(目录:'libs',包括:['*.jar']) 测试编译 'junit:junit:4.12' 编译 'com.android.support:appcompat-v7:24.1.1' }

我已经试过了:clean/rebuild project

关于你的 compileSdkVersion 和 buildToolVersion 的问题在你的 gradle 文件中改变了它,你应该没问题。 compileSdkVersion 24 buildToolsVersion '24.0.0'

您也可以将 targetSdkVersion 更新为 24