Package ppx_type_conv

Failed to find a solution:

no platform:
2024-09-12 08:27.17 [INFO] Solving for ocaml-base-compiler, ocaml,
                           ppx_type_conv using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:27.24 [INFO] base: eliminated all possibilities in 3.09 s

2024-09-12 08:27.24 [INFO] = base =

2024-09-12 08:27.24 [INFO] Can't find all required versions.
Selected: base-bigarray.base base-domains.base base-nnp.base
          base-threads.base base-unix.base host-arch-x86_64.1 ocaml-config.3
          ocaml-options-vanilla.1 ocamlbuild.0.15.0 ocamlfind.1.9.6
          ppx_type_conv&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler system-mingw ocaml base-domains
          ocaml-base-compiler
- 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~
- ppx_core -> (problem)
    ppx_driver 113.24.00 requires >= 113.24.00 & < 113.25.00
    Rejected candidates:
      ppx_core.v0.11.0: Incompatible with restriction: >= 113.24.00 & < 113.25.00
      ppx_core.v0.10.0: Incompatible with restriction: >= 113.24.00 & < 113.25.00
      ppx_core.v0.9.3: Incompatible with restriction: >= 113.24.00 & < 113.25.00
      ppx_core.v0.9.2: Incompatible with restriction: >= 113.24.00 & < 113.25.00
      ppx_core.v0.9.0: Requires ocaml >= 4.03.0 & < 4.06.0
      ...
- ppx_deriving -> (problem)
    ppx_type_conv 113.24.00 requires >= 3.0 & < 4.0
    Rejected candidates:
      ppx_deriving.6.0.2: Incompatible with restriction: >= 3.0 & < 4.0
      ppx_deriving.5.2.1: Incompatible with restriction: >= 3.0 & < 4.0
      ppx_deriving.5.2: Incompatible with restriction: >= 3.0 & < 4.0
      ppx_deriving.5.1: Requires ocaml >= 4.05.0 & < 4.12
      ppx_deriving.5.0: Requires ocaml >= 4.05.0 & < 4.12
      ...
- ppx_driver -> ppx_driver.113.24.00
    ppx_type_conv 113.24.00 requires >= 113.24.00 & < 113.25.00
- ppx_optcomp -> ppx_optcomp.113.24.00
    ppx_driver 113.24.00 requires >= 113.24.00 & < 113.25.00
- ppx_tools -> (problem)
    Rejected candidates:
      ppx_tools.6.6: Requires ocaml >= 4.08.0 & < 5.1.0
      ppx_tools.6.5: Requires ocaml >= 4.08.0 & < 4.15.0
      ppx_tools.6.4: Requires ocaml >= 4.08.0 & < 4.14.0
      ppx_tools.6.3: Requires ocaml >= 4.08.0 & < 4.13.0
      ppx_tools.6.2: Requires ocaml >= 4.08.0 & < 4.12.0
      ...
- ppx_type_conv -> ppx_type_conv.113.24.00
    User requested = 113.24.00
- system-mingw -> (problem)
    No usable implementations:
      system-mingw.1: Availability condition not satisfied