## Expected behavior When using M-x customize-group cljr, you should be able to see the group's parent. ## Actual behavior The cljr customize buffer shows: "Group definition missing." instead. ## Steps to reproduce the problem - ``M-x customize-group cljr`` - Read line 9 where the message shows. ## Environment & Version information Not relevant here, but tested on Emacs 26.3 on macOS Mojave. ### clj-refactor.el version information clj-refactor 2.5.1 (package: 20210216.928) ### CIDER version information N/A. ### Leiningen or Boot version N/A. ### Emacs version Emacs 26.3 ### Operating system macOS Mojave ## Extra Notes I can submit a pull-request with the fix.