HYTOS

                if updateProgress: updateProgress.emit(maxValue)

            ### make trim lines

            updateProgress.emit(-1) # reset progressbar

            displayMessage.emit('Unknown line Topology Construction')

            orphanLines = [line for line in self._lines if line.owner is None] 

                    orphanLines[0].owner = trimLineNo

                    orphanLines[0].linkedItem = trimLineNo

                    for item in connectedItems:

                        if item in orphanLines:

                            orphanLines.remove(item)

                            updateProgress.emit(maxValue)

                    for item in orphanLines[:]:

                        if item.owner is not None:

                            orphanLines.remove(item)

                            updateProgress.emit(maxValue)

                    docData.tracerLineNos.append(trimLineNo)

            if updateProgress: updateProgress.emit(maxValue)

        except Exception as ex:

            from App import App