Address already in use

[markolofsen]

Ubuntu 18

Error: django | bind(): Address already in use [core/socket.c line 230]

....
database   docker-entrypoint.sh postgres   Up      0.0.0.0:5432->5432/tcp                     
django     /code/docker-entrypoint.sh      Up      0.0.0.0:8000->8000/tcp                     
nginx      nginx -g daemon off;            Up      0.0.0.0:8443->443/tcp, 0.0.0.0:8080->80/tcp