# Uncategorized

**URL:** https://discourse.nixosstag.fcio.net/c/uncategorized/1.md

[Latest](https://discourse.nixosstag.fcio.net/latest.md) · [Categories](https://discourse.nixosstag.fcio.net/categories.md)

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## [Welcome to Discourse](https://discourse.nixosstag.fcio.net/t/welcome-to-discourse/8)

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**Author:** [@system](https://discourse.nixosstag.fcio.net/u/system)\
**Replies:** 3\
**Last updated:** [May 11, 2018, 4:21pm UTC](https://discourse.nixosstag.fcio.net/t/welcome-to-discourse/8 "2018-05-11T16:21:02Z")

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Nix is a composable and pure build system. Build a whole universe out of it. Major Nix-based projects include a collection of over 80000 freely available software packages for Unixlike platforms (nixpkgs), a complete …

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## [nixosTest with flake configurations](https://discourse.nixosstag.fcio.net/t/nixostest-with-flake-configurations/11542)

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**Author:** [@nrdxp](https://discourse.nixosstag.fcio.net/u/nrdxp)\
**Replies:** 7\
**Last updated:** [August 8, 2025, 3:27pm UTC](https://discourse.nixosstag.fcio.net/t/nixostest-with-flake-configurations/11542 "2025-08-08T15:27:00Z")

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I am trying to write some integration tests for my machines in a flake.nix, however I seem to have run into an issue. The nixosTest function and underlying make-test-python.nix seem to expect a nixos module, but the flak…

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## [Possible to set Wallpaper (KDE Plasma6) without use of home manager?](https://discourse.nixosstag.fcio.net/t/possible-to-set-wallpaper-kde-plasma6-without-use-of-home-manager/67706)

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**Author:** [@nicolas-semaphor](https://discourse.nixosstag.fcio.net/u/nicolas-semaphor)\
**Replies:** 1\
**Last updated:** [August 8, 2025, 3:33pm UTC](https://discourse.nixosstag.fcio.net/t/possible-to-set-wallpaper-kde-plasma6-without-use-of-home-manager/67706 "2025-08-08T15:33:39Z")

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Hey all! I have a setup in which I’m using SSSD to remotely authenticate users. As such, I’m trying to not use home-manager as the users do not exist on the machine before first sign in. I would really like to set a glo…

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## [Negativity around the graphical installer](https://discourse.nixosstag.fcio.net/t/negativity-around-the-graphical-installer/67646)

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**Author:** [@tejing](https://discourse.nixosstag.fcio.net/u/tejing)\
**Replies:** 20\
**Last updated:** [August 7, 2025, 4:05pm UTC](https://discourse.nixosstag.fcio.net/t/negativity-around-the-graphical-installer/67646 "2025-08-07T16:05:29Z")

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There’s a degree of negative opinion toward the gui installer among a number of NixOS devs. It’s been described as a bit like taking a limo to the middle of the desert. NixOS is complicated, and a significant amount of …

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## [Haskell environment on haskellings does not run (Couldn’t find an appropriate stack package DB!)](https://discourse.nixosstag.fcio.net/t/haskell-environment-on-haskellings-does-not-run-couldn-t-find-an-appropriate-stack-package-db/67649)

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**Author:** [@SpiderUnderUrBed](https://discourse.nixosstag.fcio.net/u/SpiderUnderUrBed)\
**Replies:** 2\
**Last updated:** [August 6, 2025, 8:36pm UTC](https://discourse.nixosstag.fcio.net/t/haskell-environment-on-haskellings-does-not-run-couldn-t-find-an-appropriate-stack-package-db/67649 "2025-08-06T20:36:30Z")

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Couldn’t find an appropriate stack package DB! I keep on getting this issue ^ (when trying to run stack run haskellings) here is my stack.yaml: resolver: lts-18.28 system-ghc: true install-ghc: false nix: enable: tr…

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## [Zef (raku) missing dependencies](https://discourse.nixosstag.fcio.net/t/zef-raku-missing-dependencies/67541)

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**Author:** [@ng0177](https://discourse.nixosstag.fcio.net/u/ng0177)\
**Replies:** 0\
**Last updated:** [August 3, 2025, 1:44pm UTC](https://discourse.nixosstag.fcio.net/t/zef-raku-missing-dependencies/67541 "2025-08-03T13:44:35Z")

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Any ideas? Thanks!

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## [Help with: The ‘fileSystems’ option does not specify your root file system](https://discourse.nixosstag.fcio.net/t/help-with-the-filesystems-option-does-not-specify-your-root-file-system/36757)

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**Author:** [@mark1973](https://discourse.nixosstag.fcio.net/u/mark1973)\
**Replies:** 14\
**Last updated:** [August 2, 2025, 10:45pm UTC](https://discourse.nixosstag.fcio.net/t/help-with-the-filesystems-option-does-not-specify-your-root-file-system/36757 "2025-08-02T22:45:38Z")

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849| || pred here (elemAt values 1) (head values) then 850| head values | ^ 851| else … while evaluating the attribute 'value' at /nix/store/8yr77r…

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## [Am I doing something wrong with this kanata config?](https://discourse.nixosstag.fcio.net/t/am-i-doing-something-wrong-with-this-kanata-config/67526)

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**Author:** [@pmorch](https://discourse.nixosstag.fcio.net/u/pmorch)\
**Replies:** 0\
**Last updated:** [August 2, 2025, 8:11pm UTC](https://discourse.nixosstag.fcio.net/t/am-i-doing-something-wrong-with-this-kanata-config/67526 "2025-08-02T20:11:27Z")

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I’m trying: services.kanata = { enable = true; keyboards = { kanata.extraDefCfg = "process-unmapped-keys yes"; kanata.config = '' (defsrc) (defvar) (defalias) (defla…

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## [How to enable SDBC driver for embedded Firebird database in LibreOffice?](https://discourse.nixosstag.fcio.net/t/how-to-enable-sdbc-driver-for-embedded-firebird-database-in-libreoffice/66500)

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**Author:** [@dmitry.b](https://discourse.nixosstag.fcio.net/u/dmitry.b)\
**Replies:** 1\
**Last updated:** [August 1, 2025, 1:00am UTC](https://discourse.nixosstag.fcio.net/t/how-to-enable-sdbc-driver-for-embedded-firebird-database-in-libreoffice/66500 "2025-08-01T01:00:55Z")

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Hi, guys! When I try to open in LibreOffice some database file created with Firebird support I get that error: The connection to the external data source could not be established. No SDBC driver was found for the URL …

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## [🚀 Introducing nixai: Your AI-Powered NixOS Companion](https://discourse.nixosstag.fcio.net/t/introducing-nixai-your-ai-powered-nixos-companion/65168)

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**Author:** [@olafkfreund](https://discourse.nixosstag.fcio.net/u/olafkfreund)\
**Replies:** 15\
**Last updated:** [July 29, 2025, 2:33pm UTC](https://discourse.nixosstag.fcio.net/t/introducing-nixai-your-ai-powered-nixos-companion/65168 "2025-07-29T14:33:08Z")

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:rocket: Introducing nixai: Your AI-Powered NixOS Companion Hey r/NixOS! :waving\_hand: Tired of wrestling with cryptic NixOS error messages at 2 AM? Wish you had a knowledgeable friend who could instantly help you debug…

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## [Naersk for Rust — deprecation notice](https://discourse.nixosstag.fcio.net/t/naersk-for-rust-deprecation-notice/67322)

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**Author:** [@nmattia](https://discourse.nixosstag.fcio.net/u/nmattia)\
**Replies:** 0\
**Last updated:** [July 28, 2025, 8:36pm UTC](https://discourse.nixosstag.fcio.net/t/naersk-for-rust-deprecation-notice/67322 "2025-07-28T20:36:37Z")

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Hi there Rustaceans! I recently did some overdue maintenance in Naersk. In the process I did drop support for some legacy versions of Nix and for some old nixpkgs versions. No one has complained so far but I know there…

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## [My NUR repo is getting big. Is there an auto-update script similar to nixpkgs?](https://discourse.nixosstag.fcio.net/t/my-nur-repo-is-getting-big-is-there-an-auto-update-script-similar-to-nixpkgs/67236)

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**Author:** [@foolnotion](https://discourse.nixosstag.fcio.net/u/foolnotion)\
**Replies:** 4\
**Last updated:** [July 28, 2025, 12:29pm UTC](https://discourse.nixosstag.fcio.net/t/my-nur-repo-is-getting-big-is-there-an-auto-update-script-similar-to-nixpkgs/67236 "2025-07-28T12:29:10Z")

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Hi, Does anyone have experience with auto-update scripts for NUR? My nur-repo has grown to over 70 packages and it’s not so easy to manually track new versions. Thanks!

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## [C++ and libstdc++ not available?](https://discourse.nixosstag.fcio.net/t/c-and-libstdc-not-available/39126)

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**Author:** [@gabyx](https://discourse.nixosstag.fcio.net/u/gabyx)\
**Replies:** 13\
**Last updated:** [July 15, 2025, 4:59pm UTC](https://discourse.nixosstag.fcio.net/t/c-and-libstdc-not-available/39126 "2025-07-15T16:59:04Z")

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I have a hard time to figure out what toolchain I need to compile with clang 16 and libstdc++ from GCC. I have the following flake.nix: { description = "Cpp Playground"; nixConfig = { substituters = \[ # …

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## [Synchronize versions of playwright-driver.browsers and npm package](https://discourse.nixosstag.fcio.net/t/synchronize-versions-of-playwright-driver-browsers-and-npm-package/66267)

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**Author:** [@tobiasBora](https://discourse.nixosstag.fcio.net/u/tobiasBora)\
**Replies:** 1\
**Last updated:** [July 15, 2025, 4:29pm UTC](https://discourse.nixosstag.fcio.net/t/synchronize-versions-of-playwright-driver-browsers-and-npm-package/66267 "2025-07-15T16:29:40Z")

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In order to package robotframework-browser, I came up with this derivation (that seems to work fairly well so far, see few fixes to apply in nixpkgs e.g. in Grpc-tools in node programs tries to access internet while buil…

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## [Elixir: devenv\_new – Mix task wrapper to create projects in a new devenv.sh Nix environment](https://discourse.nixosstag.fcio.net/t/elixir-devenv-new-mix-task-wrapper-to-create-projects-in-a-new-devenv-sh-nix-environment/66515)

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**Author:** [@serpent](https://discourse.nixosstag.fcio.net/u/serpent)\
**Replies:** 0\
**Last updated:** [July 12, 2025, 9:13pm UTC](https://discourse.nixosstag.fcio.net/t/elixir-devenv-new-mix-task-wrapper-to-create-projects-in-a-new-devenv-sh-nix-environment/66515 "2025-07-12T21:13:50Z")

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A Mix task that wraps any Elixir Mix project generator in a devenv.sh environment. Installation Install the archive directly from Hex: mix archive.install hex devenv\_new Usage Use mix devenv.new to wrap any Mix projec…

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## [Adding useLLVM to a nixos system flake](https://discourse.nixosstag.fcio.net/t/adding-usellvm-to-a-nixos-system-flake/66487)

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**Author:** [@theoparis](https://discourse.nixosstag.fcio.net/u/theoparis)\
**Replies:** 0\
**Last updated:** [July 10, 2025, 10:30pm UTC](https://discourse.nixosstag.fcio.net/t/adding-usellvm-to-a-nixos-system-flake/66487 "2025-07-10T22:30:51Z")

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nixpkgs.crossSystem.useLLVM = true results in an error saying I need to replace it with hostPlatform (because crossSystem is a legacy attribute). However the following causes a deeper error. {...}: { nixpkgs.hostPlatf…

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## [Bluetooth troubles](https://discourse.nixosstag.fcio.net/t/bluetooth-troubles/38940)

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**Author:** [@tealtydes](https://discourse.nixosstag.fcio.net/u/tealtydes)\
**Replies:** 19\
**Last updated:** [July 10, 2025, 5:41am UTC](https://discourse.nixosstag.fcio.net/t/bluetooth-troubles/38940 "2025-07-10T05:41:37Z")

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Hardware wise I’m using an intel 13700k. Running tmpfs root & home with zfs mounted to /keep I’ve read all of the troubleshooting information I can find & seem to be having no luck. Every now & then on reboot I will no…

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## [mkShell overrides diffutils overrides?](https://discourse.nixosstag.fcio.net/t/mkshell-overrides-diffutils-overrides/66446)

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**Author:** [@yipengsun](https://discourse.nixosstag.fcio.net/u/yipengsun)\
**Replies:** 3\
**Last updated:** [July 9, 2025, 6:25am UTC](https://discourse.nixosstag.fcio.net/t/mkshell-overrides-diffutils-overrides/66446 "2025-07-09T06:25:01Z")

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Hi, Due to the age of my base system (CentOS 7), diffutils failed to build. I manually disabled check and moved on (yes, it IS a bad practice, but it’s better than nothing). Today I tried to define a minimal dev shell,…

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## [MNT Pocket, Reform & Reform Next - should i get them and do they work?](https://discourse.nixosstag.fcio.net/t/mnt-pocket-reform-reform-next-should-i-get-them-and-do-they-work/66327)

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**Author:** [@frozen.frog23](https://discourse.nixosstag.fcio.net/u/frozen.frog23)\
**Replies:** 0\
**Last updated:** [July 2, 2025, 1:26am UTC](https://discourse.nixosstag.fcio.net/t/mnt-pocket-reform-reform-next-should-i-get-them-and-do-they-work/66327 "2025-07-02T01:26:19Z")

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hi every1!!! :smiley\_cat: never really had a proper laptop myself (except a steam deck :crazy\_face:), so i was thinking, like, really hard, (never really thogth before) - what is a good laptop? does anyone know? firs th…

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## [Preventing Suspend at Gnome Login Screen](https://discourse.nixosstag.fcio.net/t/preventing-suspend-at-gnome-login-screen/66298)

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**Author:** [@mothproof](https://discourse.nixosstag.fcio.net/u/mothproof)\
**Replies:** 0\
**Last updated:** [July 1, 2025, 10:38am UTC](https://discourse.nixosstag.fcio.net/t/preventing-suspend-at-gnome-login-screen/66298 "2025-07-01T10:38:30Z")

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I’m running a NixOS home server that I frequently shell into. To ensure I can always access it, I need to prevent it from suspending. I’ve successfully prevented suspend when I’m logged in as a user using the following d…

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## [Set your environment variables, kids!](https://discourse.nixosstag.fcio.net/t/set-your-environment-variables-kids/10018)

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**Author:** [@cwyc](https://discourse.nixosstag.fcio.net/u/cwyc)\
**Replies:** 8\
**Last updated:** [June 30, 2025, 12:57am UTC](https://discourse.nixosstag.fcio.net/t/set-your-environment-variables-kids/10018 "2025-06-30T00:57:59Z")

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Just recording for posterity the solution to an incredibly stupid problem. When I switched my users.users.\<name\>.shell = to the extremely nice fish shell, I neglected to add programs.fish.enable = true; in my configura…

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## [Since NixOS Warbler upgrade C programs don't compile with gcc](https://discourse.nixosstag.fcio.net/t/since-nixos-warbler-upgrade-c-programs-dont-compile-with-gcc/66215)

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**Author:** [@applescruff](https://discourse.nixosstag.fcio.net/u/applescruff)\
**Replies:** 3\
**Last updated:** [June 29, 2025, 12:58pm UTC](https://discourse.nixosstag.fcio.net/t/since-nixos-warbler-upgrade-c-programs-dont-compile-with-gcc/66215 "2025-06-29T12:58:59Z")

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Here is example #1: $ gcc -o sizeof sizeof.c -lm /nix/store/v63bxfiacw082c7ijshf60alvvrpfxsq-binutils-2.44/bin/ld: cannot find crt1.o: No such file or directory /nix/store/v63bxfiacw082c7ijshf60alvvrpfxsq-binutils-2.44…

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## [RPCS3 crashes on ALSA-only system](https://discourse.nixosstag.fcio.net/t/rpcs3-crashes-on-alsa-only-system/66007)

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**Author:** [@groundflyer](https://discourse.nixosstag.fcio.net/u/groundflyer)\
**Replies:** 3\
**Last updated:** [June 29, 2025, 5:27am UTC](https://discourse.nixosstag.fcio.net/t/rpcs3-crashes-on-alsa-only-system/66007 "2025-06-29T05:27:23Z")

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Hi. I had an issue with RPCS3. It crashed when I tried to open settings or start game: rpcs3: /build/source/3rdparty/cubeb/cubeb/src/cubeb\_alsa.c:896: alsa\_init: Assertion \`r == 0’ failed. Part of my config respons…

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## [Modrinth self-terminates when trying to export a Modpack](https://discourse.nixosstag.fcio.net/t/modrinth-self-terminates-when-trying-to-export-a-modpack/65988)

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**Author:** [@Crimson](https://discourse.nixosstag.fcio.net/u/Crimson)\
**Replies:** 9\
**Last updated:** [June 28, 2025, 2:57pm UTC](https://discourse.nixosstag.fcio.net/t/modrinth-self-terminates-when-trying-to-export-a-modpack/65988 "2025-06-28T14:57:41Z")

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I tried launching it through wine so I could get debug info, and got this: (Z:\\nix\\store\\jxp9kyzxb4w6rsvk505f98s7qah4p2kf-modrinth-app-0.9.5\\bin\\ModrinthApp:13595): GLib-GIO-ERROR \*\*: 17:14:11.626: No GSettings schemas…

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## [How do you structure your NixOS configs?](https://discourse.nixosstag.fcio.net/t/how-do-you-structure-your-nixos-configs/65851)

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**Author:** [@AlexAntonik](https://discourse.nixosstag.fcio.net/u/AlexAntonik)\
**Replies:** 19\
**Last updated:** [June 27, 2025, 8:40am UTC](https://discourse.nixosstag.fcio.net/t/how-do-you-structure-your-nixos-configs/65851 "2025-06-27T08:40:45Z")

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Hey everyone! I’ve been on NixOS for a few months now and I’m trying to figure out the best way to organize my config. I want something that’s simple to understand but can grow with my setup. So far I’ve landed on this …

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## [Python library with run-time lib dpendency?](https://discourse.nixosstag.fcio.net/t/python-library-with-run-time-lib-dpendency/65842)

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**Author:** [@volkswagenfeature](https://discourse.nixosstag.fcio.net/u/volkswagenfeature)\
**Replies:** 2\
**Last updated:** [June 26, 2025, 7:03pm UTC](https://discourse.nixosstag.fcio.net/t/python-library-with-run-time-lib-dpendency/65842 "2025-06-26T19:03:29Z")

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I have a python environment which includes camelot: devEnv = python.withPackages ( ps: \[ ps.jupyterlab ps.camelot ps.ghostscript pkgs.ghostscript \]); during runtime, camelot requires ghostscript camelot/backe…

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## [What are all the package suffixes? (-unwrapped, -noprefix, -prefixed, etc.)](https://discourse.nixosstag.fcio.net/t/what-are-all-the-package-suffixes-unwrapped-noprefix-prefixed-etc/66074)

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**Author:** [@Oneechan69](https://discourse.nixosstag.fcio.net/u/Oneechan69)\
**Replies:** 3\
**Last updated:** [June 25, 2025, 10:11pm UTC](https://discourse.nixosstag.fcio.net/t/what-are-all-the-package-suffixes-unwrapped-noprefix-prefixed-etc/66074 "2025-06-25T22:11:52Z")

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Is there a glossary of suffixes that a nix package can have? There are three I know of right now: -unwrapped, like yazi and yazi-unwrapped, uutils-coreutils-noprefix, and coreutils-prefixed.

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## [Can nix-portable pack a configured nvim with a Python devShell?](https://discourse.nixosstag.fcio.net/t/can-nix-portable-pack-a-configured-nvim-with-a-python-devshell/66067)

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**Author:** [@yipengsun](https://discourse.nixosstag.fcio.net/u/yipengsun)\
**Replies:** 0\
**Last updated:** [June 25, 2025, 4:03pm UTC](https://discourse.nixosstag.fcio.net/t/can-nix-portable-pack-a-configured-nvim-with-a-python-devshell/66067 "2025-06-25T16:03:34Z")

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I just discovered nix-portable, which can bundle most nix programs (even \`devShells!) into a standalone bundle, and the bundle can run on any recent Linux distro. In my case, we have some ancient Linux dev machine that …

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## [Nixos-autodeploy: Robust and safe auto-deployment for push-deploy setups](https://discourse.nixosstag.fcio.net/t/nixos-autodeploy-robust-and-safe-auto-deployment-for-push-deploy-setups/66066)

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**Author:** [@fooker](https://discourse.nixosstag.fcio.net/u/fooker)\
**Replies:** 0\
**Last updated:** [June 25, 2025, 3:49pm UTC](https://discourse.nixosstag.fcio.net/t/nixos-autodeploy-robust-and-safe-auto-deployment-for-push-deploy-setups/66066 "2025-06-25T15:49:11Z")

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I’ve just published nixos-autodeploy, a small flake that continuously polls a target system flake, compares derivations, and — only when everything lines up — switches your NixOS deployment to the new configuration autom…

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## [Cache.nixos.org cleaning/GC](https://discourse.nixosstag.fcio.net/t/cache-nixos-org-cleaning-gc/66009)

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**Author:** [@NobbZ](https://discourse.nixosstag.fcio.net/u/NobbZ)\
**Replies:** 0\
**Last updated:** [June 24, 2025, 10:53am UTC](https://discourse.nixosstag.fcio.net/t/cache-nixos-org-cleaning-gc/66009 "2025-06-24T10:53:12Z")

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In the past, there have been worries about securing payments for the S3 storage backing the cache at cache.nixos.org. I also remember that there have been discussions about deleting artifacts within the cache and doing …

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