'Wrong type argument: commandp, cider-start-map' #2441
Description
Expected behavior
Jack into a new REPL.
Actual behavior
Upon C-c C-x, I'm met with the error 'Wrong type argument: commandp, cider-start-map'
Steps to reproduce the problem
Open up a Clojure file, hit C-c C-x
After successfully opening a REPL (via C-c M-j or C-c M-x cider-jack-in-clj) and then quitting the repl (C-c C-q), C-c C-x j j works as described in the documentation.
Environment & Version information
CIDER version information
;; CIDER 0.18.0 (Saigon), nREPL 0.2.13
;; Clojure 1.9.0, Java 1.8.0_74
Lein/Boot version
Leiningen 2.8.1
Emacs version
26.1
Operating system
OS X 10.13.6 "High Sierra"