tuya error

Answer tuya.device.dynamic.config.ack
READ GW ID 76570665807d3a73501f
TRIGGER UPGRADE IN 10 SECONDS
[I 191018 08:03:39 web:2246] 200 POST /gw.json?a=tuya.device.dynamic.config.ack&gwId=76570665807d3a73501f&t=9&v=1.0&sign=01964eb9eb79a0e6bb5eeeba833b8031 (10.42.42.31) 24.11ms
Trigger upgrade in 10 seconds
........b'2.2\x10\xebZ\x8c38223067\xb7\x98\xa7\x08\xc0\xc7\xa5\xc2JB\x9c_9\xed\x91m\xf0S\xc6\x06\xcb\x97\xdfv\x96\x06\xb4\x11\xf5\xa8\x1f\x8c\x8c\x9ePz\xaf\xab0\x99^[E\x1e\x06\xf5\xc6;\x91\xfa\xef\xd4\xa8\xffL\x1a\xef\x01\r\x8e\xbd\xf5EL2\xcee;T\xa5\xf5\x1fTZ]\xf4f\xd1\x03\x8f\r<e\x08\x07\xfd\xa6o\x8e\x83\xbbg\x96Y\x04\x1b'

==> scripts/smarthack-mqtt.log <==
1571382230: New connection from 127.0.0.1 on port 1883.
1571382230: New client connected from 127.0.0.1 as P1 (c1, k60).
1571382230: No will message specified.
1571382230: Sending CONNACK to P1 (0, 0)
1571382230: Received PUBLISH from P1 (d0, q0, r0, m0, 'smart/device/in/76570665807d3a73501f', ... (111 bytes))
1571382230: Sending PUBLISH to 76570665807d3a73501f (d0, q0, r0, m0, 'smart/device/in/76570665807d3a73501f', ... (111 bytes))
1571382230: Socket error on client P1, disconnecting.