Program: 38295
Project: 38295
Buggy source:
public void initialize(PreferenceGroup group){
  super.initialize(group);
  mPopup=null;
  mPopup1=null;
  mPopup2=null;
  mPopupStatus=POPUP_NONE;
  PieItem item=null;
  mOtherKeys1=new String[]{CameraSettings.KEY_VIDEO_EFFECT,CameraSettings.KEY_VIDEO_TIME_LAPSE_FRAME_INTERVAL,CameraSettings.KEY_VIDEO_QUALITY,CameraSettings.KEY_VIDEO_ENCODER,CameraSettings.KEY_AUDIO_ENCODER,CameraSettings.KEY_VIDEO_DURATION,CameraSettings.KEY_RECORD_LOCATION};
  mOtherKeys2=new String[]{CameraSettings.KEY_COLOR_EFFECT,CameraSettings.KEY_VIDEO_HDR,CameraSettings.KEY_POWER_MODE,CameraSettings.KEY_WHITE_BALANCE,CameraSettings.KEY_VIDEO_HIGH_FRAME_RATE,CameraSettings.KEY_VIDEOCAMERA_FLASH_MODE};
  PieItem item1=makeItem(R.drawable.ic_settings_holo_light);
  item1.setLabel(mActivity.getResources().getString(R.string.camera_menu_more_label));
  item1.setOnClickListener(new OnClickListener(){
    @Override public void onClick(    PieItem item){
      if (mPopup1 == null || mPopupStatus != POPUP_FIRST_LEVEL) {
        initializePopup();
        mPopupStatus=POPUP_FIRST_LEVEL;
      }
      mUI.showPopup(mPopup1);
    }
  }
);
  mRenderer.addItem(item1);
  PieItem item2=makeItem(R.drawable.ic_settings_holo_light);
  item2.setLabel(mActivity.getResources().getString(R.string.camera_menu_more_label));
  item2.setOnClickListener(new OnClickListener(){
    @Override public void onClick(    PieItem item){
      if (mPopup2 == null || mPopupStatus != POPUP_FIRST_LEVEL) {
        initializePopup();
        mPopupStatus=POPUP_FIRST_LEVEL;
      }
      mUI.showPopup(mPopup2);
    }
  }
);
  mRenderer.addItem(item2);
  if (group.findPreference(CameraSettings.KEY_CAMERA_ID) != null) {
    item=makeItem(R.drawable.ic_switch_back);
    IconListPreference lpref=(IconListPreference)group.findPreference(CameraSettings.KEY_CAMERA_ID);
    item.setLabel(lpref.getLabel());
    item.setImageResource(mActivity,((IconListPreference)lpref).getIconIds()[lpref.findIndexOfValue(lpref.getValue())]);
    final PieItem fitem=item;
    item.setOnClickListener(new OnClickListener(){
      @Override public void onClick(      PieItem item){
        ListPreference pref=mPreferenceGroup.findPreference(CameraSettings.KEY_CAMERA_ID);
        if (pref != null) {
          int index=pref.findIndexOfValue(pref.getValue());
          CharSequence[] values=pref.getEntryValues();
          index=(index + 1) % values.length;
          int newCameraId=Integer.parseInt((String)values[index]);
          fitem.setImageResource(mActivity,((IconListPreference)pref).getIconIds()[index]);
          fitem.setLabel(pref.getLabel());
          mListener.onCameraPickerClicked(newCameraId);
        }
      }
    }
);
    mRenderer.addItem(item);
  }
}

Fixed version (ground truth):
public void initialize(PreferenceGroup group){
  super.initialize(group);
  mPopup1=null;
  mPopup2=null;
  popupNum=0;
  mPopupStatus=POPUP_NONE;
  PieItem item=null;
  mOtherKeys1=new String[]{CameraSettings.KEY_VIDEO_EFFECT,CameraSettings.KEY_VIDEO_TIME_LAPSE_FRAME_INTERVAL,CameraSettings.KEY_VIDEO_QUALITY,CameraSettings.KEY_VIDEO_ENCODER,CameraSettings.KEY_AUDIO_ENCODER,CameraSettings.KEY_VIDEO_DURATION,CameraSettings.KEY_RECORD_LOCATION};
  mOtherKeys2=new String[]{CameraSettings.KEY_COLOR_EFFECT,CameraSettings.KEY_VIDEO_HDR,CameraSettings.KEY_POWER_MODE,CameraSettings.KEY_WHITE_BALANCE,CameraSettings.KEY_VIDEO_HIGH_FRAME_RATE,CameraSettings.KEY_VIDEOCAMERA_FLASH_MODE};
  PieItem item1=makeItem(R.drawable.ic_settings_holo_light);
  item1.setLabel(mActivity.getResources().getString(R.string.camera_menu_more_label));
  item1.setOnClickListener(new OnClickListener(){
    @Override public void onClick(    PieItem item){
      if (mPopup1 == null || mPopupStatus != POPUP_FIRST_LEVEL) {
        initializePopup();
        mPopupStatus=POPUP_FIRST_LEVEL;
      }
      mUI.showPopup(mPopup1);
      popupNum=1;
    }
  }
);
  mRenderer.addItem(item1);
  PieItem item2=makeItem(R.drawable.ic_settings_holo_light);
  item2.setLabel(mActivity.getResources().getString(R.string.camera_menu_more_label));
  item2.setOnClickListener(new OnClickListener(){
    @Override public void onClick(    PieItem item){
      if (mPopup2 == null || mPopupStatus != POPUP_FIRST_LEVEL) {
        initializePopup();
        mPopupStatus=POPUP_FIRST_LEVEL;
      }
      mUI.showPopup(mPopup2);
      popupNum=2;
    }
  }
);
  mRenderer.addItem(item2);
  if (group.findPreference(CameraSettings.KEY_CAMERA_ID) != null) {
    item=makeItem(R.drawable.ic_switch_back);
    IconListPreference lpref=(IconListPreference)group.findPreference(CameraSettings.KEY_CAMERA_ID);
    item.setLabel(lpref.getLabel());
    item.setImageResource(mActivity,((IconListPreference)lpref).getIconIds()[lpref.findIndexOfValue(lpref.getValue())]);
    final PieItem fitem=item;
    item.setOnClickListener(new OnClickListener(){
      @Override public void onClick(      PieItem item){
        ListPreference pref=mPreferenceGroup.findPreference(CameraSettings.KEY_CAMERA_ID);
        if (pref != null) {
          int index=pref.findIndexOfValue(pref.getValue());
          CharSequence[] values=pref.getEntryValues();
          index=(index + 1) % values.length;
          int newCameraId=Integer.parseInt((String)values[index]);
          fitem.setImageResource(mActivity,((IconListPreference)pref).getIconIds()[index]);
          fitem.setLabel(pref.getLabel());
          mListener.onCameraPickerClicked(newCameraId);
        }
      }
    }
);
    mRenderer.addItem(item);
  }
}