1error:2 … while evaluating a branch condition3 at «string»:25:5:4 24| v:5 25| if !builtins.isAttrs v || isDrv v then6 | ^7 26| v89 … in the left operand of the OR (||) operator10 at «string»:25:28:11 24| v:12 25| if !builtins.isAttrs v || isDrv v then13 | ^14 26| v1516 … while evaluating the option `system.build.toplevel':1718 … while evaluating definitions from `/nix/store/x85g4cmcjva68vjxn3wr5j3mabvx0jk4-source/nixos/modules/system/activation/top-level.nix':1920 … while evaluating the option `warnings':2122 … while evaluating definitions from `/nix/store/x85g4cmcjva68vjxn3wr5j3mabvx0jk4-source/nixos/modules/system/boot/systemd.nix':2324 … while evaluating the option `systemd.services.home-manager-pschmitt.serviceConfig':2526 … while evaluating definitions from `/nix/store/5d6k9kgxfpazzb88scxx3sgcp9arq51h-source/nixos':2728 … while evaluating the option `home-manager.users.pschmitt.home.file."/home/pschmitt/.config/fontconfig/conf.d/10-hm-fonts.conf".source':2930 … while evaluating definitions from `/nix/store/5d6k9kgxfpazzb88scxx3sgcp9arq51h-source/modules/misc/xdg':3132 … while evaluating the option `home-manager.users.pschmitt.xdg.configFile."fontconfig/conf.d/10-hm-fonts.conf".source':3334 … while evaluating definitions from `/nix/store/5d6k9kgxfpazzb88scxx3sgcp9arq51h-source/modules/misc/fontconfig.nix':3536 … while evaluating the option `home-manager.users.pschmitt.fonts.fontconfig.configFile.fonts.source':3738 … while evaluating definitions from `/nix/store/5d6k9kgxfpazzb88scxx3sgcp9arq51h-source/modules/misc/fontconfig.nix':3940 … while evaluating the option `home-manager.users.pschmitt.fonts.fontconfig.configFile.fonts.settings':4142 … while evaluating definitions from `/nix/store/5d6k9kgxfpazzb88scxx3sgcp9arq51h-source/modules/misc/fontconfig.nix':4344 (stack trace truncated; use '--show-trace' to show the full, detailed trace)4546 error: Refusing to evaluate package 'gtk+-2.24.33' in /nix/store/x85g4cmcjva68vjxn3wr5j3mabvx0jk4-source/pkgs/by-name/gt/gtk2/package.nix:155 because it has problems:47 - broken: gtk2 will be removed because because its final release 2.24.33 happened in December 2020.48 Packages using it should be migrated to gtk3 or gtk4 before NixOS 27.05.49 (https://github.com/NixOS/nixpkgs/issues/410814)5051 See also https://nixos.org/manual/nixpkgs/unstable#sec-problems52 To allow evaluation regardless, use:53 - Nixpkgs import: import nixpkgs { config = <below code>; }54 - NixOS: nixpkgs.config = <below code>;55 - nix-* commands: Put below code in ~/.config/nixpkgs/config.nix5657 {58 problems.handlers = {59 "gtk+".broken = "warn"; # or "ignore"60 };61 }