Package message-switch

Failed to find a solution:

no platform:
2024-09-12 08:10.26 [INFO] Solving for ocaml-base-compiler, ocaml,
                           message-switch using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:10.34 [INFO] base: eliminated all possibilities in 3.84 s

2024-09-12 08:10.34 [INFO] = base =

2024-09-12 08:10.34 [INFO] Can't find all required versions.
Selected: angstrom.0.16.0 base-bigarray.base base-bytes.base
          base-domains.base base-nnp.base base-threads.base base-unix.base
          base64.3.5.1 bigstringaf.0.10.0 cmdliner.1.3.0 conf-libssl.4
          conf-pkg-config.3 cppo.1.7.0 csexp.1.5.2 dune.3.16.0
          dune-configurator.3.16.0 host-arch-x86_64.1 lwt.5.7.0
          ocaml-compiler-libs.v0.12.4 ocaml-config.3 ocaml-options-vanilla.1
          ocaml-syntax-shims.1.0.0 ocamlbuild.0.15.0 ocamlfind.1.9.6
          ocplib-endian.1.2 ounit.2.2.7 ounit2.2.2.7 ppx_derivers.1.2.1
          ppx_deriving_rpc.9.0.0 ppxlib.0.33.0 re.1.12.0 result.1.5 rpc.9.0.0
          rpclib.9.0.0 rpclib-lwt.9.0.0 rresult.0.7.0 seq.base
          sexplib0.v0.17.0 ssl.0.7.0 stdlib-shims.0.3.0 stringext.1.6.0
          syslog.2.0.2 topkg.1.0.7 uri.4.4.0 xmlm.1.4.0 yojson.2.2.2
          message-switch&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler system-mingw ocaml base-domains ocaml
          ocaml-base-compiler
- cohttp -> (problem)
    message-switch 0.10.4 requires >= 0.11.0 & < 0.12.0
    Rejected candidates:
      cohttp.6.0.0~beta2: Incompatible with restriction: >= 0.11.0 & < 0.12.0
      cohttp.6.0.0~alpha2: Incompatible with restriction: >= 0.11.0 & < 0.12.0
      cohttp.6.0.0~alpha1: Incompatible with restriction: >= 0.11.0 & < 0.12.0
      cohttp.6.0.0~alpha0: Incompatible with restriction: >= 0.11.0 & < 0.12.0
      cohttp.5.3.1: Incompatible with restriction: >= 0.11.0 & < 0.12.0
      ...
- message-switch -> message-switch.0.10.4
    User requested = 0.10.4
- ocaml -> ocaml.5.1.1
    User requested <= 5.1.1
- ocaml-base-compiler -> ocaml-base-compiler.5.1.1
    User requested >= 4.04.1
    ocaml-base-compiler|ocaml-variants|ocaml-system|dkml-base-compiler ocaml-base-compiler requires >= 5.1.1~ & < 5.1.2~
- system-mingw -> (problem)
    No usable implementations:
      system-mingw.1: Availability condition not satisfied