public class MainActivity extends Activity {
private Button btn;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
AVOSCloud.initialize(this, "xxxxxxxx", "xxxxxxxx");
AVAnalytics.trackAppOpened(getIntent());

Caused by: java.lang.ClassNotFoundException: Didn't find class "com.alibaba.fastjson.JSON" on path: DexPathList[[dex file "/data/data/com.example.panda.sss/files/instant-run/dex/slice-support-annotations-23.4.0_ce77f21ecc488a86ba8c36893152ff93cf8bbae9-classes.dex", dex file "/data/data/com.example.panda.sss/files/instant-run/dex/slice-slice_9-classes.dex", dex file "/data/data/com.example.panda.sss/files/instant-run/dex/slice-slice_8-classes.dex", dex file "/data/data/com.example.panda.sss/files/instant-run/dex/slice-slice_7-classes.dex", dex file "/data/data/com.example.panda.sss/files/instant-run/dex/slice-slice_6-classes.dex", dex file "/data/data/com.example.

求解答,第一次使用 注释掉后程序可运行

你好,从报错上看:DexPathList,也就是说 APK 被分成多个 Dex 了,这一般是因为触发了 Android 65535 的方法数限制。

gradle 里可以一句:

defaultConfig {  
        // Enabling multidex support.  
        multiDexEnabled true  
    }

思路如上,请参考。

谢谢帮忙 可还是出错
Error:(2, 0) Gradle DSL method not found: 'android()'
Possible causes: