Some of these problems might be open issues pending to be fixed.

Packet Tracer Manager’s API shows a 502 error

Description: nginx returns a 502 Bad Gateway error.

Solution execute and wait some seconds:

sudo supervisorctl restart flask_app


Missing password in Ansible

Ansible throws an error which says: Missing become password.

Docker image building

The Docker image cannot been built correctly the first time you run the Ansible script: dial unix /var/run/docker.sock: permission denied

Packet Tracer gets stuck because of an HTTP proxy

The PT instance gets stuck in a machine running behind a HTTP proxy and logs don’t show any meaningful information.