Connection refused: "Failed to open private leg"

[davidfa94]

After following the readme and failing to connect to the server with my Minecraft client, I get these lines in the heroku logs:

2021-03-08T12:32:49.316720+00:00 app[web.1]: t=2021-03-08T12:32:49+0000 lvl=dbug msg="dial private connection" id=d1e3687b01aa typ=proxy addr=localhost:25566 err="dial tcp 127.0.0.1:25566: connect: connection refused"
2021-03-08T12:32:49.316772+00:00 app[web.1]: t=2021-03-08T12:32:49+0000 lvl=warn msg="failed to open private leg" id=d1e3687b01aa typ=proxy privaddr=localhost:25566 err="dial tcp 127.0.0.1:25566: connect: connection refused"
2021-03-08T12:32:49.316858+00:00 app[web.1]: t=2021-03-08T12:32:49+0000 lvl=dbug msg=close id=3207d92e2c99 type=proxy sess=3f29ef8c82de6a2d9cba6cbbc97d5aee err=nil

[Hoffmano]

Same here