java.lang.ClassNotFoundException

[Chapurin]

logcat:
`
12-02 14:28:45.652 10315-10315/? I/art: Not late-enabling -Xcheck:jni (already on)
12-02 14:28:45.652 10315-10315/? W/art: Unexpected CPU variant for X86 using defaults: x86
12-02 14:28:45.764 10315-10315/com.reactnativewebhelloworld D/AndroidRuntime: Shutting down VM

--------- beginning of crash
12-02 14:28:45.764 10315-10315/com.reactnativewebhelloworld E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.reactnativewebhelloworld, PID: 10315
java.lang.RuntimeException: Unable to instantiate application com.reactnativewebhelloworld.MainApplication: java.lang.ClassNotFoundException: Didn't find class "com.reactnativewebhelloworld.MainApplication" on path: DexPathList[[zip file "/data/app/com.reactnativewebhelloworld-1/base.apk"],nativeLibraryDirectories=[/data/app/com.reactnativewebhelloworld-1/lib/x86, /system/fake-libs, /data/app/com.reactnativewebhelloworld-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.reactnativewebhelloworld.MainApplication" on path: DexPathList[[zip file "/data/app/com.reactnativewebhelloworld-1/base.apk"],nativeLibraryDirectories=[/data/app/com.reactnativewebhelloworld-1/lib/x86, /system/fake-libs, /data/app/com.reactnativewebhelloworld-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)
manifest.xml

<uses-permission android:name="android.permission.INTERNET" />

<application
  android:name=".MainApplication"
  android:allowBackup="true"
  android:label="@string/app_name"
  android:icon="@mipmap/ic_launcher"
  android:theme="@style/AppTheme">
  <activity
    android:name=".MainActivity"
    android:label="@string/app_name"
    android:configChanges="keyboard|keyboardHidden|orientation|screenSize">
    <intent-filter>
        <action android:name="android.intent.action.MAIN" />
        <category android:name="android.intent.category.LAUNCHER" />
    </intent-filter>
  </activity>
  <activity android:name="com.facebook.react.devsupport.DevSettingsActivity" />
</application>

[npomfret]

Did you solve this? I've got the same issue. It happens when I upped the android version from 16 to 22.

[luizcarlospedrosogomes]

Did you solve this?