java.lang.NullPointerException
at de.mbdevelopment.android.rbtvsendeplan.DataFragment.groupEvents(DataFragment.java:392)
at de.mbdevelopment.android.rbtvsendeplan.DataFragment.access$800(DataFragment.java:43)
at de.mbdevelopment.android.rbtvsendeplan.DataFragment$CalendarDownloadTask.onPostExecute(DataFragment.java:508)
at de.mbdevelopment.android.rbtvsendeplan.DataFragment$CalendarDownloadTask.onPostExecute(DataFragment.java:454)
at android.os.AsyncTask.finish(AsyncTask.java:631)
at android.os.AsyncTask.access$600(AsyncTask.java:177)
at android.os.AsyncTask$InternalHandler.handleMessage(AsyncTask.java:644)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:176)
at android.app.ActivityThread.main(ActivityThread.java:5365)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1102)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:869)
at dalvik.system.NativeStart.main(Native Method)
Propably a parsing error.
Stack trace from Play Store crash report:
Link to revision: DataFragment.groupEvents(DataFragment.java:392)