Following from this question, I want to use several different Lisp packages through quicklisp, but I can't get the installation to work correctly.  After doing some digging, I found out that the path to quicklisp is not defined correctly. This is the content of the ql:*quicklisp-home* global: > ql:*quicklisp-home* #P"/Users/opusmodus/quicklisp/"   I realised that changing this manually does