PI25273: A WORKLIGHT APP ON ANDROID RANDOMLY CRASHES ON STARTUP DUE TO A NULLPOINTEREXCEPTION ON THE FILEPERSISTENTSTORAGEMANAGER CLASS.

Download for IBM Worklight V6.2.0 Fix Pack 1
IBM Worklight Interim Fix README for 6.1.0.2

APAR status

• Closed as program error.

Error description

• It was observed that an Android app would crash randomly on
  startup but not on every lauch of the app.  The following stack
  trace was generated when the failure occurred:
  
  E/AndroidRuntime(29821): FATAL EXCEPTION: pool-9-thread-1
  E/AndroidRuntime(29821): java.lang.NullPointerException
  E/AndroidRuntime(29821): at
  com.worklight.location.internal.events.nativeImpl.FilePersistent
  StorageManager.deleteDirectory(FilePersistentStorageManager.java
  :95)
  E/AndroidRuntime(29821): at
  com.worklight.location.internal.events.nativeImpl.FilePersistent
  StorageManager.clearOldPersistentData(FilePersistentStorageManag
  er.java:89)
  E/AndroidRuntime(29821): at
  com.worklight.location.internal.DeviceImpl.<init>(DeviceImpl.jav
  a:78)
  E/AndroidRuntime(29821): at
  com.worklight.location.internal.nativeImpl.AndroidWLDevice.<init
  >(AndroidWLDevice.java:56)
  E/AndroidRuntime(29821): at
  com.worklight.wlclient.api.WLClient.<init>(WLClient.java:119)
  E/AndroidRuntime(29821): at
  com.worklight.wlclient.api.WLClient.createInstance(WLClient.java
  :148)
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * Worklight developers building applications for android.      *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * Android application developed with Worklight that use        *
  * geolocation services, occasionally crash at startup          *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * -                                                            *
  ****************************************************************
  

Problem conclusion

• The code was modified to not cause a crash anymore.
  

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

• Fixed component name

  WORKLIGHT ENTER

• Fixed component ID

  5725I4300

Applicable component levels

• R610 PSY

     UP

• R620 PSY

     UP