Make sure that you are using http://the.ip.address:8080 and not https://the.ip.address:8080
Because port 8080 is HTTP-only
If you do intend to set up HTTPS:
https://discourse.cubecoders.com/t/setting-up-secure-http-https-with-amp/2305
Make sure that you are using http://the.ip.address:8080 and not https://the.ip.address:8080
Because port 8080 is HTTP-only
If you do intend to set up HTTPS:
https://discourse.cubecoders.com/t/setting-up-secure-http-https-with-amp/2305