After playing online, the settings reset so that the default was 2 human players with 0 cpus. Changing to 1 human and 1 cpu fixed the problem.
** Changed in: gnome-games (Ubuntu) Status: New => Confirmed -- nibbles ai not working after online play https://bugs.launchpad.net/bugs/377565 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs