adb_commands.AdbCommands.ConnectDevice(rsa_keys=[signer]) about python-adb HOT 3 CLOSED

Traceback (most recent call last):
  File "/srv/firetv/bin/firetv-server", line 11, in <module>
    sys.exit(main())
  File "/srv/firetv/local/lib/python2.7/site-packages/firetv/__main__.py", line 237, in main
    if args.default and not add('default', args.default):
  File "/srv/firetv/local/lib/python2.7/site-packages/firetv/__main__.py", line 81, in add
    devices[device_id] = FireTV(str(host))
  File "/srv/firetv/local/lib/python2.7/site-packages/firetv/__init__.py", line 63, in __init__
    self.connect()
  File "/srv/firetv/local/lib/python2.7/site-packages/firetv/__init__.py", line 76, in connect
    serial=self.host, rsa_keys=[signer])
  File "/srv/firetv/local/lib/python2.7/site-packages/adb/adb_commands.py", line 76, in ConnectDevice
    return cls.Connect(handle, **kwargs)
  File "/srv/firetv/local/lib/python2.7/site-packages/adb/adb_commands.py", line 99, in Connect
    device_state = cls.protocol_handler.Connect(usb, banner=banner, **kwargs)
  File "/srv/firetv/local/lib/python2.7/site-packages/adb/adb_protocol.py", line 298, in Connect
    msg.Send(usb)
  File "/srv/firetv/local/lib/python2.7/site-packages/adb/adb_protocol.py", line 211, in Send
    usb.BulkWrite(self.Pack(), timeout_ms)
  File "/srv/firetv/local/lib/python2.7/site-packages/adb/adb_protocol.py", line 198, in Pack
    len(self.data), self.checksum, self.magic)
  File "/srv/firetv/local/lib/python2.7/site-packages/adb/adb_protocol.py", line 182, in checksum
    return self.CalculateChecksum(self.data)
  File "/srv/firetv/local/lib/python2.7/site-packages/adb/adb_protocol.py", line 190, in CalculateChecksum
    total = sum(map(ord, data.decode('ascii')))
UnicodeDecodeError: 'ascii' codec can't decode byte 0xc0 in position 0: ordinal not in range(128)