SharedPreferences will not save/load in PreferenceActivity

Question

EDIT: The problem described below was due to a very peculiar device issue not caused by any coding-related problem.

I have a preferenceActi

Answer 1

Try clearing the editor before you set your values. I had the same problem and it worked for me. Example:

Editor e = PreferenceManager.getDefaultSharedPreferences(getParent()).edit();
e.clear();
e.putStringSet(key, value);