Unusual flickering Issue

Hi Guys. I am having a very unusual problem with Unreal. Till 5.0.3 this never occurred. But since I upgrade to 5.2 and beyond. Now I am using 5.4.4, and the problem is persisting. earlier i thought my machine configuration caused the problem but the day before I updated my machine to RTX 4090 / 32 GB RAM. Now also I am having the same issue. The issue is when I increase the lights out of blues one of the light start Flickering /image start ghosting .

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Hi, welcome to the community!
I’ve only had such problems with projects that had DLSS enabled, so does the project have the DLSS plugin enabled?

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Greetings @FoodKingakku2009

Welcome to the Unreal Engine Community Forum. Is this happening with DX12 project or DX11? (Try swapping it from 12 to 11, if that’s the scenario and see if it continues. The same if it’s DX12>11) Let me know what you find.

it’s a driver issue try to rollback version

Add the below command in the DefaultEngine configuration file.

r.shadow.virtual.onepassprojection=0