Re: [mosquitto-dev] Mosquitto pub/sub problem

[Jan-Piet Mens <jpmens@xxxxxxxxx>]

> Probably this "Address already in use error" is the cause? What can be the
> reason for this?

You have another program (possibly another Mosquitto broker) listening
on that port.

        ps ax|grep mosquitto

No two programs may listen on the same TCP port.

        -JP