PM89348: ANDROID APPLICATIONS FAILING WITH CLASSNOTFOUNDEXCEPTION AFTER UPGRADE TO ANDROID ADT V22 PLUGIN

APAR status

• Closed as change to accomodate OEM Vendor's code.

Error description

• After upgrading the Android ADT plugin to v22, Android
  applications are failing withClassNotFoundExceptions upon
  startup.
  

Local fix

• 1. Right-click on the native Android project in Worklight Studio
  and choose 'Properties'.
  2. Select 'Java Build Path' and go to the 'Order and Export'
  tab.
  3. Mark the check-box for 'Android Private Libraries'
  4. Refresh/clean/rebuild the android project.
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Developers building Android applications who have moved up   *
  * to v22 of the Android Development Toolkit.                   *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * Google changed the container for external libraries in v22   *
  * of the ADT.  Unless the applications are updated, they will  *
  * experience errors similar to the following (demonstrated     *
  * using the CityWeather sample application):                   *
  * 05-20 16:19:22.275: W/dalvikvm(18281): Unable to resolve     *
  * superclass of Lcom/CityWeather/CityWeather; (15)             *
  * 05-20 16:19:22.275: W/dalvikvm(18281): Link of class         *
  * 'Lcom/CityWeather/CityWeather;' failed                       *
  * 05-20 16:19:22.275: D/AndroidRuntime(18281): Shutting down   *
  * VM                                                           *
  * 05-20 16:19:22.275: W/dalvikvm(18281): threadid=1: thread    *
  * exiting with uncaught exception (group=0x40c5c1f8)           *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): FATAL           *
  * EXCEPTION: main                                              *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281):                 *
  * java.lang.RuntimeException: Unable to instantiate activity   *
  * ComponentInfo{com.CityWeather/com.CityWeather.CityWeather}:  *
  * java.lang.ClassNotFoundException:                            *
  * com.CityWeather.CityWeather                                  *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * android.app.ActivityThread.performLaunchActivity(ActivityThr *
  * ead.java:1892)                                               *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * android.app.ActivityThread.handleLaunchActivity(ActivityThre *
  * ad.java:1993)                                                *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * android.app.ActivityThread.access$600(ActivityThread.java:12 *
  * 7)                                                           *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * android.app.ActivityThread$H.handleMessage(ActivityThread.ja *
  * va:1159)                                                     *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * android.os.Handler.dispatchMessage(Handler.java:99)          *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * android.os.Looper.loop(Looper.java:137)                      *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * android.app.ActivityThread.main(ActivityThread.java:4507)    *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * java.lang.reflect.Method.invokeNative(Native Method)         *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * java.lang.reflect.Method.invoke(Method.java:511)             *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(Z *
  * ygoteInit.java:790)                                          *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * com.android.internal.os.ZygoteInit.main(ZygoteInit.java:557) *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * dalvik.system.NativeStart.main(Native Method)                *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): Caused by:      *
  * java.lang.ClassNotFoundException:                            *
  * com.CityWeather.CityWeather                                  *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoade *
  * r.java:61)                                                   *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * java.lang.ClassLoader.loadClass(ClassLoader.java:501)        *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * java.lang.ClassLoader.loadClass(ClassLoader.java:461)        *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * android.app.Instrumentation.newActivity(Instrumentation.java *
  * :1026)                                                       *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): at              *
  * android.app.ActivityThread.performLaunchActivity(ActivityThr *
  * ead.java:1883)                                               *
  * 05-20 16:19:22.275: E/AndroidRuntime(18281): ... 11 more     *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  

Problem conclusion

• The code has been changed to reflect the new container.
  
  The fix for this APAR is currently targeted for inclusion in
  release 6.0.0.0.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Fix information

Applicable component levels

• R505 PSY

     UP

• R506 PSY

     UP