MQTT library error

[Mikhail]

Hi,

I've error in mqtt library from GitHub

Traceback (most recent call last):
File "main.py", line 9, in <module>
File "mqtt.py", line 57, in connect
OSError: Avialable Interfaces are down

row from main.py:
...
client = MQTTClient('Mikhail', 'm24.cloudmqtt.com', port=16755, user='xxxxxxxx', password='xxxxxxxxxx'
...

row from mqtt.py:
...
addr = socket.getaddrinfo(self.server, self.port)[0][-1]
...

what could be the raeson?