crash on android 7.1.1

[liangjun-jiang]

demo app works fine with android 6.0+, but crash on android 7.1
test devices: google pixel with android 7.1.1 and emulator with android 7.1.1
problem: android app crashes
crash log

05-30 20:41:17.127 4298-4298/com.example.weex.hackernews E/AndroidRuntime: FATAL EXCEPTION: main
                                                                           Process: com.example.weex.hackernews, PID: 4298
                                                                           java.lang.RuntimeException: Unable to instantiate application com.example.weex.hackernews.WXApplication: java.lang.ClassNotFoundException: Didn't find class "com.example.weex.hackernews.WXApplication" on path: DexPathList[[zip file "/data/app/com.example.weex.hackernews-1/base.apk"],nativeLibraryDirectories=[/data/app/com.example.weex.hackernews-1/lib/x86, /data/app/com.example.weex.hackernews-1/base.apk!/lib/x86, /system/lib, /vendor/lib]]
                                                                               at android.app.LoadedApk.makeApplication(LoadedApk.java:802)
                                                                               at android.app.ActivityThread.handleBindApplication(ActivityThread.java:5377)
                                                                               at android.app.ActivityThread.-wrap2(ActivityThread.java)
                                                                               at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1545)
                                                                               at android.os.Handler.dispatchMessage(Handler.java:102)
                                                                               at android.os.Looper.loop(Looper.java:154)
                                                                               at android.app.ActivityThread.main(ActivityThread.java:6119)
                                                                               at java.lang.reflect.Method.invoke(Native Method)
                                                                               at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
                                                                               at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)
                                                                            Caused by: java.lang.ClassNotFoundException: Didn't find class "com.example.weex.hackernews.WXApplication" on path: DexPathList[[zip file "/data/app/com.example.weex.hackernews-1/base.apk"],nativeLibraryDirectories=[/data/app/com.example.weex.hackernews-1/lib/x86, /data/app/com.example.weex.hackernews-1/base.apk!/lib/x86, /system/lib, /vendor/lib]]
                                                                               at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
                                                                               at java.lang.ClassLoader.loadClass(ClassLoader.java:380)
                                                                               at java.lang.ClassLoader.loadClass(ClassLoader.java:312)
                                                                               at android.app.Instrumentation.newApplication(Instrumentation.java:992)
                                                                               at android.app.LoadedApk.makeApplication(LoadedApk.java:796)
                                                                               at android.app.ActivityThread.handleBindApplication(ActivityThread.java:5377) 
                                                                               at android.app.ActivityThread.-wrap2(ActivityThread.java) 
                                                                               at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1545) 
                                                                               at android.os.Handler.dispatchMessage(Handler.java:102) 
                                                                               at android.os.Looper.loop(Looper.java:154) 
                                                                               at android.app.ActivityThread.main(ActivityThread.java:6119) 
                                                                               at java.lang.reflect.Method.invoke(Native Method) 
                                                                               at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886) 
                                                                               at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)