MQTT connection returning OSError : -1

[mdk22]

Seems to be a problem in the mqtt example provided. Whenever I am trying to connect, its returning OSError : -1 and the code stops running at line 56 of mqtt.py. Unable to find any errors in my code.

self.sock.connect(self.addr)

[livius]

@mdk22
But you make some modifications?

[mdk22]

https://github.com/pycom/pycom-libraries/tree/master/examples/mqtt
Following this example @livius

[livius]

@mdk22
many times OSError: -1 mean insufficient memory
but without rest of the code no more can i tell..