elsif (e = MiqExpression.atom_error(@edit[@expkey][:exp_field],
                                        @edit[@expkey][:exp_skey],
                                        @edit[@expkey][:exp_value].kind_of?(Array) ?
                                          @edit[@expkey][:exp_value] :
                                          (@edit[@expkey][:exp_value].to_s + Expression.prefix_by_dot(@edit[@expkey].val1_suffix))))