I encountered this same issue. Editing the /etc/hosts file and adding the hostname to 127.0.0.1 resolved this. Ultimately it was an issue on the server with the /etc/resolve.conf file. Once this was fixed I rebooted the containers and everything seems working correctly now
I encountered this same issue. Editing the /etc/hosts file and adding the hostname to 127.0.0.1 resolved this. Ultimately it was an issue on the server with the /etc/resolve.conf file. Once this was fixed I rebooted the containers and everything seems working correctly now