reproducible bug : " byte-code: Symbol’s function definition is void: geiser-custom--memoize "
When you install geiser from melpa using package-install RET geiser , if you then try to start gambit , guile , chicken , chibi or chez ( Racket is working for whatever reason), using the command m-x run-gambit or run-guile or run-chicken etc.. emacs responds " byte-code: Symbol’s function definition is void: geiser-custom--memoize "... BUT , if you do m-x run-geiser THEN the name of the implementation , everything then works...