Package ppx_deriving_yojson
Failed to find a solution:
no platform:
2024-09-12 08:26.31 [INFO] Solving for ocaml-base-compiler, ocaml,
ppx_deriving_yojson using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375
2024-09-12 08:26.38 [INFO] base: eliminated all possibilities in 3.61 s
2024-09-12 08:26.38 [INFO] = base =
2024-09-12 08:26.38 [INFO] Can't find all required versions.
Selected: base-ocamlbuild.base base-threads.base base-unix.base biniou.1.2.2
camlp-streams.5.0.1 cppo.1.7.0 cppo_ocamlbuild.1.7.0 dune.3.16.0
easy-format.1.3.2 host-arch-x86_64.1 ocaml-config.3
ocaml-secondary-compiler.4.14.2 ocamlbuild.0 ocamlfind.1.9.6
ocamlfind-secondary.1.9.6 ppx_tools.5.0+4.02.0
ppx_deriving_yojson&ocaml&ocaml-base-compiler ocaml-base-compiler
ocaml-base-compiler system-mingw system-mingw|system-msvc
ocaml&ocamlfind-secondary
- ocaml -> ocaml.4.02.4
User requested <= 5.1.1
base-ocamlbuild base requires >= 3.10 & < 4.03
- ocaml-base-compiler -> (problem)
User requested >= 4.04.1
Rejected candidates:
ocaml-base-compiler.5.2.0: Requires ocaml = 5.2.0
ocaml-base-compiler.5.2.0~rc1: Requires ocaml = 5.2.0
ocaml-base-compiler.5.2.0~beta2: Requires ocaml = 5.2.0
ocaml-base-compiler.5.2.0~beta1: Requires ocaml = 5.2.0
ocaml-base-compiler.5.2.0~alpha1: Requires ocaml = 5.2.0
...
- ppx_deriving -> ppx_deriving.3.3
ppx_deriving_yojson 2.4 requires >= 2.0 & < 4.0
- ppx_deriving_yojson -> ppx_deriving_yojson.2.4
User requested = 2.4
- system-mingw -> (problem)
No usable implementations:
system-mingw.1: Availability condition not satisfied
- yojson -> yojson.1.5.0
ppx_deriving_yojson 2.4 requires < 1.6.0