![Backrooms Lost Runners Patch Notes — [DEMO PATCH] Crash fix: light detection stability](/_next/image?url=https%3A%2F%2Fstore.akamai.steamstatic.com%2Fimages%2Fstorepagebackground%2Fapp%2F3072120%3Ft%3D1781718736&w=3840&q=75)
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[DEMO PATCH] Crash fix: light detection stability
October 13, 2025by Shimaletik
GamePatchNote Digest
Backrooms Lost Runners Patch Notes — October 13, 2025
Aggregated from Steam, cross-tracked with Battle.net coverage on GamePatchNote.
Demo Patch — Crash fix in light detection
What’s fixed
- Fixed a crash that could occur near lamps while the game calculates light levels (point/spot/directional lights).
- Added extra safety checks for destroyed or streamed-out light components.
- General stability improvements.
How to update
Update the Demo build via Steam as usual.
Still crashing?
Please send the in-game crash report and tell us where it happened, or write in our Discord. This helps us fix issues faster.
Thanks for playing the demo and for your wishlists!