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ocamlopam

opam: unknown option `--bare', hence can't initialize

Trying out https://cs3110.github.io/textbook/chapters/preface/install.html#initialize-opam. WSL2, using ubuntu on windows for 6 months. Running opam init --bare -a -y results in

opam: unknown option `--bare', did you mean one of `-b', `--safe', `--make'
      or `--fake' ?
Usage: opam init [OPTION]... [NAME] [ADDRESS]
Try `opam init --help' or `opam --help' for more information.

Have no clue.

Tried ;

  • rebooting laptop

  • go to ~/ folder and try again

  • Try opam init bare -a -y instead, which resulted in

[ERROR] Base package base-threads of compiler system not found! Ignored.
[ERROR] Base package base-bigarray of compiler system not found! Ignored.
[ERROR] Base package base-unix of compiler system not found! Ignored.
[ERROR] Inconsistent set of base compiler packages: {} needed but not included / { base-bigarray, base-threads, base-unix } extra
[ERROR] Initialisation failed
Solution

  • You should update opam to at least opam 2 (preferably the last version). Command line interface are not compatible between major versions of opam.