android getDefaultSharedPreferences doesn't get applied -
    i'm new android development , i'm working on fixing bugs. app shouldn't load previous preference load instead of loading default values.   here have in main activity       preferencemanager.setdefaultvalues(this, r.xml.preferences, false);     // register listener sharedpreferences changes     preferencemanager.getdefaultsharedpreferences(this).registeronsharedpreferencechangelistener(preferencechangelistener);          quizfragment quizfragment = (quizfragment) getfragmentmanager().findfragmentbyid(r.id.quizfragment);         quizfragment.updateguessrows(preferencemanager.getdefaultsharedpreferences(this));         quizfragment.updateregions(preferencemanager.getdefaultsharedpreferences(this));         quizfragment.updatenumberquestions(preferencemanager.getdefaultsharedpreferences(this));   and here full code https://github.com/jamin567/android          try way:    final string eulakey = "mykey";     context mcontext = getapplicationcontext();     mprefs = m...