// java.lang.NullPointerException: Attempt to invoke virtual method 'android.support.v4.app.FragmentTransaction android.support.v4.app.FragmentManager.beginTransaction()' on a null object reference
// at android.support.v4.app.DialogFragment.show(DialogFragment.java:125)
// at com.darshancomputing.BatteryIndicatorPro.CurrentInfoFragment.onOptionsItemSelected(CurrentInfoFragment.java:266)
// at android.support.v4.app.Fragment.performOptionsItemSelected(Fragment.java:1568)
// at android.support.v4.app.FragmentManagerImpl.dispatchOptionsItemSelected(FragmentManager.java:1978)
// at android.support.v4.app.FragmentActivity.onMenuItemSelected(FragmentActivity.java:367)
// at com.android.internal.policy.PhoneWindow.onMenuItemSelected(PhoneWindow.java:1151)
// at com.android.internal.view.menu.MenuBuilder.dispatchMenuItemSelected(MenuBuilder.java:761)
// at com.android.internal.view.menu.MenuItemImpl.invoke(MenuItemImpl.java:152)
// at com.android.internal.view.menu.MenuBuilder.performItemAction(MenuBuilder.java:904)
// at com.android.internal.view.menu.MenuBuilder.performItemAction(MenuBuilder.java:894)
// at com.android.internal.view.menu.MenuPopupHelper.onItemClick(MenuPopupHelper.java:200)
// at android.widget.AdapterView.performItemClick(AdapterView.java:310)
// at android.widget.AbsListView.performItemClick(AbsListView.java:1145)
// at android.widget.AbsListView$PerformClick.run(AbsListView.java:3066)
// at android.widget.AbsListView$3.run(AbsListView.java:3903)
// at android.os.Handler.handleCallback(Handler.java:739)
// at android.os.Handler.dispatchMessage(Handler.java:95)
// at android.os.Looper.loop(Looper.java:148)
// at android.app.ActivityThread.main(ActivityThread.java:5417)
// at java.lang.reflect.Method.invoke(Native Method)
// at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
// at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)