We’re looking in to a series of crashes that have arisen with the release of the 1.9.0 update (Bound by Duty). If you encounter one of these crashes on PC, the crash reporter may display one of the errors listed below. Fixed: [Engine Error]: invalid index Assertion failed entry.index != d3d12_…

I get the following error whenever mods are enabled: GUID: b0405b8d-d1fe-4446-9a56-239465c1915d Log File: Info Type: ----------------------------------------------- [Script Error]: module 'scripts/main' not found: no field package.preload['scripts/main']scripts/main.lua:1: unexpected symbol …

[image] mirza: [Script Error]: module 'scripts/main' not found: no field package.preload['scripts/main']scripts/main.lua:1: unexpected symbol near 'char(2)' @mirza There’s a discussion on this particular crash here: [image] Crash bound by duty 1.9.0 Technical Support …

[image] SibTheBat: This has made the crashes occur less often but it’s still crashing. Always on the cosmetic tab. I’ve let 'em know!

DarkCache hasnt been updated in over 2 years, thats probably some issues you are having. Also the mod loader itself needs an update if you havent updated it already. https://www.nexusmods.com/warhammer40kdarktide/mods/19

it happens when i play a match GUID: e69a0be9-a8a6-4ef5-8f0c-ab2b31cb504b Log File: Info Type: <a name="p-678295-script-error-scriptsfoundationmanagerspackagepackage_managerlua436-trying-to-unload-resource-ida3d828f9482fa132ideac0b497876adedf-thats-used-elsewhere-by-the-engine-refcount-4-2" class="anchor" href="#p-678295-script-error-scriptsfoundationmanagerspackagepackage_managerlua436-trying-to-unload-resource-ida3d828f9482fa132ideac0b497876adedf-thats-used-elsewhere-by-the-engine-refcount-4-2" aria-label="Heading link"> [Script Error]: scripts/foundation/managers/package/package_manager.lua:436: Trying to unload resource #ID[a3d828f9482fa132].#ID[eac0b497876adedf] that’s used elsewhere by the engine, refcount: 4

[image] FatsharkJulia: Fixed: scripts/foundation/utilities/table.lua:8: bad argument #1 to 'next' (table expected, got nil) [Fixed in 1.9.1] ...buff/archetype_buff_templates/veteran_buff_templates.lua:2444: attempt to perform arithmetic on local 'amount' (a nil value) [Fixed in 1.9.1] ...ension…

Yes I figured that out already. Still dissatisfied with the fact I have to install mods to quickswap weapons and skip the loading scene (and quickswapping was working about 2 years ago… until TencentShark decided to say “yeah, let’s make swapping weapons slower, this is something gamers universally …

Can I use mods now so I can quickswap weapons and skip the dumb loading screen? Or is that still going to cause the game to crash?

It’ll likely still crash, until the mod’s author addresses the incompatibility.

new issue replacing the bug with ‘next’ in it. same steps as my previous comment in this thread, but the error report is now: GUID: da2b0c87-b689-4fb7-93a4-63a0b0896c3a Log File: Info Type: [Script Error]: …aign_mission_list/view_element_campaign_mission_list.lua:662: attempt to index local ‘tre…

KNOWN ISSUE: Crashing After Update 1.9.0 (Bound by Duty)

Warhammer 40,000: Darktide Technical Support

FatsharkJulia September 25, 2025, 2:02pm 18

List updated to include the crashes Fixed now 1.9.1 is live. We hope that’s the last of them, but let us know if you spot any reoccurrences or new mysterious crashes.

1 Like

Topic		Replies	Views
KNOWN ISSUE: Crashing After Hotfix 1.8.6 Technical Support devpost	40	962	September 23, 2025
Consistent crashes Technical Support acknowledged	3	129	July 8, 2025
KNOWN ISSUE: "E_INVALIDARG, assert: shader" Crash After Expeditions Update Technical Support devpost	47	890	March 26, 2026
KNOWN ISSUE: Crashing at Random Due to GPU-Related Errors Technical Support devpost	202	14585	December 13, 2024
Crashed after update Technical Support acknowledged	10	657	October 28, 2023

KNOWN ISSUE: Crashing After Update 1.9.0 (Bound by Duty)

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