added traceback

scripts/main.py

@@ -98,6 +98,7 @@ if __name__ == '__main__':
                                                           init=str(5 if not parsed_arguments.temp_file_threshold
                                                                    else parsed_arguments.temp_file_threshold),
                                                           title="Temporary file threshold")
+                        threshold = int(threshold)
                         if choice4 == "Cancel":
                             exit(2)
                         # Conclusion