Package fieldslib

Failed to find a solution:

no platform:
2024-09-12 08:01.33 [INFO] Solving for ocaml-base-compiler, ocaml,
                           fieldslib using opam_repository_commit 0329818dcfd3de1a722ea09eeeed94cd24caa375

2024-09-12 08:01.39 [INFO] base: eliminated all possibilities in 2.97 s

2024-09-12 08:01.39 [INFO] = base =

2024-09-12 08:01.39 [INFO] Can't find all required versions.
Selected: camlp4.4.14+1 ocaml-config.3 ocamlbuild.0.15.0 ocamlfind.1.9.6
          fieldslib&ocaml&ocaml-base-compiler ocaml-base-compiler
          ocaml-base-compiler
- fieldslib -> fieldslib.109.09.00
    User requested = 109.09.00
- ocaml -> ocaml.4.14.3
    User requested <= 5.1.1
    camlp4 4.14+1 requires >= 4.14 & < 4.15
- 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
      ...
- type_conv -> (problem)
    fieldslib 109.09.00 requires = 109.09.00
    Rejected candidates:
      type_conv.113.00.02: Incompatible with restriction: = 109.09.00
      type_conv.113.00.01: Incompatible with restriction: = 109.09.00
      type_conv.113.00.00: Incompatible with restriction: = 109.09.00
      type_conv.112.01.02: Incompatible with restriction: = 109.09.00
      type_conv.112.01.01: Incompatible with restriction: = 109.09.00
      ...