2020-10-07 13:15:29.333924 Program started .........
2020-10-07 13:15:38.273549 Program started .........
2020-10-07 13:20:10.873557 Program started .........
2020-10-07 13:20:24.378321 Program started .........
2020-10-07 13:20:56.360745 Program started .........
error occured: could not open port 'COM8': FileNotFoundError(2, 'The system cannot find the file specified.', None, 2)
Open port: COM8 FAILED.
2020-10-07 13:24:31.059282 Program started .........
error occured: could not open port 'COM8': FileNotFoundError(2, 'The system cannot find the file specified.', None, 2)
Open port: COM8 FAILED.
2020-10-07 13:24:50.770343 Program started .........
