code: $usuarios = $usuarios->fetchRow('usu_id='.$id);
warnings: *Warning*: array_fill() [function.array-fill<http://localhost/was/funcionarios/editar/id/function.array-fill>]: Number of elements must be positive in * C:\www\was\lib\Zend\Db\Table\Abstract.php* on line *678* *Warning*: array_combine() expects parameter 2 to be array, boolean given in *C:\www\was\lib\Zend\Db\Table\Abstract.php* on line *679 *what it could be?* *