this post was submitted on 07 Feb 2026
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I moved about a month ago and haven't touched my pc a whole lot from before packing it away and finally getting around to unpacking it.

I'm running CachyOS and finally got around to unburying it, and after trying to run a system update I'm met with this:

sudo pacman -Syu
:: Synchronizing package databases...
 cachyos-v4 is up to date
 cachyos-core-v4 is up to date
 cachyos-extra-v4 is up to date
 cachyos is up to date
 core is up to date
 extra is up to date
 multilib is up to date
 DEB_Arch_Extra         10.1 KiB  12.5 KiB/s 00:01 [---------------------] 100%
:: Starting full system upgrade...
warning: gtk2: local (2.24.33-5.1) is newer than cachyos (2.24.33-5)
:: Replace lib32-vulkan-mesa-device-select with cachyos/lib32-vulkan-mesa-implicit-layers? [Y/n] y
warning: libpng12: local (1.2.59-2.1) is newer than cachyos (1.2.59-2)
:: Replace vi with extra/ex-vi-compat? [Y/n] y
resolving dependencies...
looking for conflicting packages...
error: unresolvable package conflicts detected
error: failed to prepare transaction (conflicting dependencies)
:: vulkan-mesa-implicit-layers-1:25.3.5-2 and vulkan-mesa-device-select-1:25.2.7-2 are in conflict

I'm not super technologically inclined, not completely illiterate but no expert for sure. Usually I'd update my system regularly but with the move and otherwise being extremely busy lately I'm only getting around to it now. I tried looking it up first but I'm not sure if I just used the wrong search queries or what, but I couldn't get a good answer anywhere, so I thought I'd try here.

Thanks in advance for any help. I really do appreciate it.

Update: I got it working again! Thanks for everyone who offered help, and especially thanks to Ooops@feddit.org. For anyone who may have the same issue in the future, all I needed to do was update the conflicting packages on their own before doing a full system upgrade and it worked.

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[–] BurntWits@sh.itjust.works 1 points 15 hours ago (2 children)

Answering “n” gives me the same error still. Same with if I say no for both questions. In fact, any combination will always result in the same error.

Probably a dumb question but how would I go about installing vulcan-mesa-implicit-layers?

[–] Ooops@feddit.org 3 points 11 hours ago* (last edited 10 hours ago) (1 children)

pacman -S vulcan-mesa-implicit-layers

Which will then probably tell you that it conflicts with vulkan-mesa-device-select and asks if you want to replace it. Which might either work or just get you another conflict because vulkan-mesa-device-select is required by some other package.

Btw... pacman -Qi <package name> usually tells you anything you need to know about a package. In this context mainly why it was installed (as a requirement for which package) and which other packages are required as a dependency.

So maybe you should take one step back first. Check why 'vulkan-mesa-device-select` was installed in the first place. If it's not dependency of something else you can either remove it (or replace it) alongside its lib32 version.

[–] BurntWits@sh.itjust.works 2 points 9 hours ago

Which will then probably tell you that it conflicts with vulkan-mesa-device-select and asks if you want to replace it. Which might either work or just get you another conflict because vulkan-mesa-device-select is required by some other package.

Yeah, basically. This was my result:

sudo pacman -S vulkan-mesa-implicit-layers
resolving dependencies...
looking for conflicting packages...
:: vulkan-mesa-implicit-layers-1:25.3.5-2 and vulkan-mesa-device-select-1:25.2.6-2 are in conflict. Remove vulkan-mesa-device-select? [y/N] y
error: failed to prepare transaction (could not satisfy dependencies)
:: removing vulkan-mesa-device-select breaks dependency 'vulkan-mesa-device-select' required by lib32-vulkan-mesa-device-select
:: removing vulkan-mesa-device-select breaks dependency 'vulkan-mesa-device-select' required by vulkan-intel

Btw… pacman -Qi usually tells you anything you need to know about a package. In this context mainly why it was installed (as a requirement for which package) and which other packages are required as a dependency.

So maybe you should take one step back first. Check why 'vulkan-mesa-device-select` was installed in the first place.

Okay so I tried that and got:

pacman -Qi vulkan-mesa-device-select
Installed From  : cachyos
Name            : vulkan-mesa-device-select
Version         : 1:25.2.6-2
Description     : Mesa's Vulkan Device Select layer
Architecture    : x86_64
URL             : https://www.mesa3d.org/
Licenses        : MIT AND BSD-3-Clause AND SGI-B-2.0
Groups          : None
Provides        : None
Depends On      : glibc  libdrm  libxcb  wayland
Optional Deps   : None
Required By     : lib32-vulkan-mesa-device-select  vulkan-intel
Optional For    : None
Conflicts With  : None
Replaces        : None
Installed Size  : 104.43 KiB
Packager        : CachyOS <admin@cachyos.org>
Build Date      : Wed 29 Oct 2025 02:12:36 PM
Install Date    : Fri 07 Nov 2025 07:55:30 PM
Install Reason  : Installed as a dependency for another package
Install Script  : No
Validated By    : Signature

Seems it's necessary, so I tried sudo pacman -S vulkan-mesa-device-select and it gave me no trouble, so then I ran sudo pacman -Syu and after just under 10 minutes everything updated! Seems to work again. Thank you very much for the help, I really do appreciate it.

[–] FauxLiving@lemmy.world 1 points 11 hours ago

remove is -R

so

sudo pacman -R vulcan-mesa-implicit-layers

You can force it to ignore dependencies (be careful doing this as it is bypassing an important safety check in the package manager), for example if you're trying to remove a package that you're going to replace with another one then you can ignore the dependency warning when you try to remove it.

Use -Rdd to remove and ignore dependency checking.