UE5.5 MRQ Runtime: Scene Flickering After 30 Minutes – AA & Lumen Settings?

[JakeCreate (SteampowerJB)]

Coming here from your comment on my post, I’ve had this issue forever as well- great job troubleshooting! Would be so excited to get a fix.

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I have an app that customizes a sequence and renders it through MRQ at runtime. I can render the same sequence dozens of times with the same result, but at some point a flicker will start, almost like Lumen temporal accumulation restarts every other frame, and then won’t go away without closing and restarting the app. No render settings change. I’ve tried turning off screen traces for screen probes and reflections, it gets rid of the flashing but still leaves a super noisy, unusable render so th…