Package ocaml-lsp-server

Failed to find a solution:

no platform:
2025-01-11 18:27.42 [INFO] Solving for ocaml-base-compiler, ocaml,
                           ocaml-lsp-server using opam_repository_commit 84f0fe59c54c014ec00b31a1f0699ac6371b3498

2025-01-11 18:29.59 [INFO] base: eliminated all possibilities in 2.36 s

2025-01-11 18:29.59 [INFO] = base =

2025-01-11 18:29.59 [INFO] Can't find all required versions.
Selected: astring.0.8.5 base.v0.17.1 base-bigarray.base base-domains.base
          base-effects.base base-nnp.base base-threads.base base-unix.base
          camlp-streams.5.0.1 chrome-trace.3.17.1 csexp.1.5.2 dune.3.17.1
          dune-build-info.3.17.1 dune-configurator.3.17.1 dune-rpc.3.17.1
          dyn.3.17.1 fiber.3.7.0 merlin-lib.5.4-503 ocaml-compiler.5.3.0
          ocaml-options-vanilla.1 ocaml_intrinsics_kernel.v0.17.1
          ocamlbuild.0.15.0 ocamlc-loc.3.17.1 ocamlfind.1.9.6
          ocamlformat-rpc-lib.0.27.0 ordering.3.17.1 pp.2.0.0
          ppx_yojson_conv_lib.v0.17.0 re.1.12.0 seq.base sexplib0.v0.17.0
          spawn.v0.17.0 stdune.3.17.1 topkg.1.0.7 uutf.1.0.3 xdg.3.17.1
          yojson.2.2.2 ocaml-lsp-server&ocaml&ocaml-base-compiler ocaml
          system-mingw system-mingw|system-msvc&winpthreads ocaml
          base-domains ocaml-variants ocaml-base-compiler
- jsonrpc -> jsonrpc.1.21.0
    lsp 1.21.0 requires = 1.21.0
- lsp -> lsp.1.21.0
    ocaml-lsp-server 1.21.0 requires = 1.21.0
- ocaml -> (problem)
    User requested <= 5.1.1
    astring 0.8.5 requires >= 4.05.0
    base v0.17.1 requires >= 5.1.0
    merlin-lib 5.4-503 requires >= 5.3 & < 5.4
    Rejected candidates:
      ocaml.5.1.1: Incompatible with restriction: >= 5.3 & < 5.4
      ocaml.5.1.0: Incompatible with restriction: >= 5.3 & < 5.4
      ocaml.5.0.1: Incompatible with restriction: >= 5.1.0
      ocaml.5.0.0: Incompatible with restriction: >= 5.1.0
      ocaml.4.14.3: Incompatible with restriction: >= 5.1.0
      ...
- ocaml-base-compiler -> ocaml-base-compiler.5.3.0
    User requested >= 4.04.1
- ocaml-lsp-server -> ocaml-lsp-server.1.21.0
    User requested = 1.21.0
- ocaml-variants -> (problem)
    Rejected candidates:
      ocaml-variants.5.4.0+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.1+trunk: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.0+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.0~rc1+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ocaml-variants.5.3.0~beta2+options: In same conflict class (ocaml-core-compiler) as ocaml-base-compiler
      ...
- system-mingw -> (problem)
    No usable implementations:
      system-mingw.1: Availability condition not satisfied