I ran into something similar using emacs-lispy. Perhaps my PR also fixes your issue?

https://github.com/abo-abo/lispy/pull/426



2018-04-20 17:56 GMT+02:00 Clément Lassieur <clement@lassieur.org>:
Hi,

emacs-lispy is broken (void-variable hydra-lispy-x on load) since commit
b5904fcc34596e0aabb85020808b746e4c8b39a0.

Clément