HYTOS

                    error.msg = self.tr('No Label error')

                else:

                    labels = [item for item in self.scene().items() if issubclass(type(item), SymbolSvgItem) and (item.iType == 19 or item.iType == 29 or item.iType == 30)]

                    labels = [label for label in labels if label.EvaluatedAttribute('OWNERSYMBOL') == self]

                    if len(labels) > 1:

                        error = SymbolSvgItem.createItem('Error', None, dataPath)

                        error.parent = self

                        error.msg = self.tr('Multiple Label error')

                        error.setToolTip(error.msg)

                        error.area = self.area

                        error.name = 'Error'

                        errors.append(error)