Program: 33707
Project: 33707
Buggy source:
@Override protected void onPostExecute(Void aVoid){
  super.onPostExecute(aVoid);
  if (fragment == null || context == null || fragment.getActivity() == null) {
    return;
  }
  PreferenceScreen preferenceScreen=fragment.getPreferenceScreen();
  CheckBoxPreference favorite=new CheckBoxPreference(context);
  favorite.setTitle("String_Node_Str");
  favorite.setSummary("String_Node_Str");
  favorite.setKey(MyTBAHelper.getFavoritePreferenceKey());
  if (savedState != null) {
    if (savedState.containsKey(MyTBAHelper.getFavoritePreferenceKey())) {
      favorite.setChecked(savedState.getBoolean(MyTBAHelper.getFavoritePreferenceKey()));
    }
 else {
      favorite.setChecked(false);
    }
  }
 else {
    favorite.setChecked(favExists);
  }
  favorite.setPersistent(false);
  preferenceScreen.addPreference(favorite);
  String[] notificationTypes=ModelHelper.getNotificationTypes(type);
  if (notificationTypes.length > 0) {
    PreferenceCategory notificationSettingsCategory=new PreferenceCategory(context);
    notificationSettingsCategory.setTitle("String_Node_Str");
    preferenceScreen.addPreference(notificationSettingsCategory);
    Preference summary=new Preference(context);
    summary.setSummary("String_Node_Str");
    summary.setSelectable(false);
    notificationSettingsCategory.addPreference(summary);
    for (    String notificationKey : notificationTypes) {
      boolean enabled;
      if (savedState != null) {
        if (savedState.containsKey(notificationKey)) {
          enabled=savedState.getBoolean(notificationKey);
        }
 else {
          enabled=false;
        }
      }
 else {
        enabled=currentSettings.contains(notificationKey);
      }
      CheckBoxPreference preference=new CheckBoxPreference(context);
      preference.setTitle(NotificationTypes.getDisplayName(notificationKey));
      preference.setKey(notificationKey);
      preference.setChecked(enabled);
      preference.setPersistent(false);
      notificationSettingsCategory.addPreference(preference);
    }
  }
  fragment.setPreferencesLoaded();
  Bundle initialStateBundle=new Bundle();
  for (  String notificationKey : notificationTypes) {
    initialStateBundle.putBoolean(notificationKey,currentSettings.contains(notificationKey));
  }
  fragment.setInitialStateBundle(initialStateBundle);
}

Fixed version (ground truth):
@Override protected void onPostExecute(Void aVoid){
  super.onPostExecute(aVoid);
  if (fragment == null || context == null || fragment.getActivity() == null) {
    return;
  }
  PreferenceScreen preferenceScreen=fragment.getPreferenceScreen();
  preferenceScreen.removeAll();
  CheckBoxPreference favorite=new CheckBoxPreference(context);
  favorite.setTitle("String_Node_Str");
  favorite.setSummary("String_Node_Str");
  favorite.setKey(MyTBAHelper.getFavoritePreferenceKey());
  if (savedState != null) {
    if (savedState.containsKey(MyTBAHelper.getFavoritePreferenceKey())) {
      favorite.setChecked(savedState.getBoolean(MyTBAHelper.getFavoritePreferenceKey()));
    }
 else {
      favorite.setChecked(false);
    }
  }
 else {
    favorite.setChecked(favExists);
  }
  favorite.setPersistent(false);
  preferenceScreen.addPreference(favorite);
  String[] notificationTypes=ModelHelper.getNotificationTypes(type);
  if (notificationTypes.length > 0) {
    PreferenceCategory notificationSettingsCategory=new PreferenceCategory(context);
    notificationSettingsCategory.setTitle("String_Node_Str");
    preferenceScreen.addPreference(notificationSettingsCategory);
    Preference summary=new Preference(context);
    summary.setSummary("String_Node_Str");
    summary.setSelectable(false);
    notificationSettingsCategory.addPreference(summary);
    for (    String notificationKey : notificationTypes) {
      boolean enabled;
      if (savedState != null) {
        if (savedState.containsKey(notificationKey)) {
          enabled=savedState.getBoolean(notificationKey);
        }
 else {
          enabled=false;
        }
      }
 else {
        enabled=currentSettings.contains(notificationKey);
      }
      CheckBoxPreference preference=new CheckBoxPreference(context);
      preference.setTitle(NotificationTypes.getDisplayName(notificationKey));
      preference.setKey(notificationKey);
      preference.setChecked(enabled);
      preference.setPersistent(false);
      notificationSettingsCategory.addPreference(preference);
    }
  }
  fragment.setPreferencesLoaded();
  Bundle initialStateBundle=new Bundle();
  for (  String notificationKey : notificationTypes) {
    initialStateBundle.putBoolean(notificationKey,currentSettings.contains(notificationKey));
  }
  fragment.setInitialStateBundle(initialStateBundle);
}