1error:2 … while evaluating a branch condition3 at «string»:35:5:4 34| update = lhs: rhs: lhs // builtins.mapAttrs (n: v:5 35| if lhs ? ${n} && builtins.isAttrs lhs.${n} && !isDrv lhs.${n}6 | ^7 36| && builtins.isAttrs v && !isDrv v89 … in the left operand of the AND (&&) operator10 at «string»:36:30:11 35| if lhs ? ${n} && builtins.isAttrs lhs.${n} && !isDrv lhs.${n}12 36| && builtins.isAttrs v && !isDrv v13 | ^14 37| then update lhs.${n} v else v) rhs;1516 … while evaluating definitions from `/nix/store/2a9ylipb88x2sp2xn6cg58p5xm6qamai-source/modules/transposition.nix':1718 … while evaluating definitions from `/nix/store/f68mkckvknzm9992ml77l2wgznvxl0xp-source/nix/checks.nix, via option perSystem':1920 … while evaluating the option `system.build.toplevel':2122 … while evaluating definitions from `/nix/store/3vr7skkmisl7bvbmq7yshmwjka5xy8mw-source/nixos/modules/system/activation/top-level.nix':2324 … while evaluating the option `users.users.traefik.group':2526 (stack trace truncated; use '--show-trace' to show the full, detailed trace)2728 error: The option `users.users.traefik.group' has conflicting definition values:29 - In `/nix/store/3vr7skkmisl7bvbmq7yshmwjka5xy8mw-source/nixos/modules/services/web-servers/traefik.nix': "traefik"30 - In `nixos@services/traefik': "podman"31 Use `lib.mkForce value` or `lib.mkDefault value` to change the priority on any of these definitions.