UnicodeDecodeError: 'utf-8' codec can't decode byte 0x91 in position 0: invalid start byte

[westendG]

I can't run the project I get an error please help:

sudo ./BTSnifferBREDR.py --port=/dev/ttyUSB0 --live-terminal
Using options:
Serial Port: /dev/ttyUSB0
Serial Baud: 921600
BT Host Program: ./host_stack/spp_counter
Host BDAddress: e0:d4:e8:19:c7:68
Target BDAddress: None
[!] Reset Done! EN pin toggled HIGH->LOW->HIGH
[!] Waiting 0.8s...
Traceback (most recent call last):
File "./BTSnifferBREDR.py", line 262, in
sniffer()
File "/home/user/Desktop/esp32_bluetooth_classic_sniffer/runtime/install/lib/python3.8/site-packages/click/core.py", line 1157, in call
return self.main(*args, **kwargs)
File "/home/user/Desktop/esp32_bluetooth_classic_sniffer/runtime/install/lib/python3.8/site-packages/click/core.py", line 1078, in main
rv = self.invoke(ctx)
File "/home/user/Desktop/esp32_bluetooth_classic_sniffer/runtime/install/lib/python3.8/site-packages/click/core.py", line 1434, in invoke
return ctx.invoke(self.callback, **ctx.params)
File "/home/user/Desktop/esp32_bluetooth_classic_sniffer/runtime/install/lib/python3.8/site-packages/click/core.py", line 783, in invoke
return __callback(*args, **kwargs)
File "./BTSnifferBREDR.py", line 245, in sniffer
Sniffer.start()
File "./BTSnifferBREDR.py", line 118, in start
self.driver = ESP32BTDriver(self.serial_port, self.serial_baud)
File "/home/user/Desktop/esp32_bluetooth_classic_sniffer/src/ESP32BTDriver.py", line 87, in init
self.get_version()
File "/home/user/Desktop/esp32_bluetooth_classic_sniffer/src/ESP32BTDriver.py", line 142, in get_version
self.version = version_string.decode('utf-8').split('\n')[0]
UnicodeDecodeError: 'utf-8' codec can't decode byte 0x91 in position 0: invalid start byte