Level=error msg="integration/mqtt: connection error" error="Network Error : dial tcp 127.0.0.1:1883: connect: connection refused"

Hi, I am unable to get this working as I get this error: level=error msg=“integration/mqtt: connection error” error=“Network Error : dial tcp 127.0.0.1:1883: connect: connection refused”

I think I have everything set up and working…

Can anyone help me please?