… while calling the 'throw' builtin
         at /private/var/lib/ofborg/checkout/repo/38dca4e3aa6bca43ea96d2fcc04e8229/builder/ofborg-core/pkgs/top-level/aliases.nix:1075:17:
         1074|   libpqxx_6 = throw "libpqxx_6 has been removed, please use libpqxx"; # Added 2024-10-02
         1075|   libpromhttp = throw "'libpromhttp' has been removed as it is broken and unmaintained upstream."; # Added 2025-06-16
             |                 ^
         1076|   libpseudo = throw "'libpseudo' was removed as it is broken and not maintained upstream"; # Added 2025-05-17

       error: 'libpromhttp' has been removed as it is broken and unmaintained upstream.