protected NSArray errorMessagesDictionaries(){
protected NSMutableDictionary errorMessagesDictionaries(){
    protected NSArray errorMessagesDictionaries(){        if(_errorMessagesDictionaries == null){            NSMutableArray result = new NSMutableArray();            for(Enumeration e = displayGroup().allObjects().objectEnumerator(); e.hasMoreElements();e.nextElement()){                result.addObject(new NSMutableDictionary());            }            _errorMessagesDictionaries = (NSArray)result;        }        return _errorMessagesDictionaries;    }