Manually upgrading to the 2.5.16-1 package in bionic-proposed [1] fixed this issue for me.
[1] https://launchpad.net/ubuntu/+source/libgphoto2/2.5.16-1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1732858 Title: 2.5.14 broken for Fuji cameras (fixed upstream) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libgphoto2/+bug/1732858/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs