OCaml: Can't run utop after installing it

Question

I\'m trying to learn OCaml through the Real World OCaml book. They have a guide by which I am supposed to install the Core package and utop. However, while I seem to be successf

Answer 1

My Ubuntu-14 / Mint was also "borked"

After reading Ubuntu section here ; https://opam.ocaml.org/doc/Install.html

AND removing .opam/ dir before again doing;

1. opam init
2. opam install utop

fixed it !