i have this issue and Unreal crashes completely random. this is my Log. I don’t know what i have to think. The memory it’s not over-used and the graphic card temp is ok. My machine is a windows 11 64Bit Laptop 16GB of ram with Nvidia RTX 3050 4Gb Vram
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Fatal error: [File:D:/Build/++UE4/Sync/Engine/Source/Runtime/D3D12RHI/Private/D3D12Util.cpp] [Line: 684] SwapChain1->ResizeBuffers(NumBackBuffers, SizeX, SizeY, GetRenderTargetFormat(PixelFormat), SwapChainFlags) failed at D:/Build/++UE4/Sync/Engine/Source/Runtime/D3D12RHI/Private/Windows/WindowsD3D12Viewport.cpp:376 with error DXGI_ERROR_DEVICE_REMOVED with Reason: 00000000 Num=3, Size=(512,189), PF=2, DXGIFormat=0x57, Flags=0x802
UE4Editor_D3D12RHI
UE4Editor_D3D12RHI
UE4Editor_D3D12RHI
UE4Editor_D3D12RHI
UE4Editor_SlateRHIRenderer
UE4Editor_SlateRHIRenderer
UE4Editor_Slate
UE4Editor_Slate
UE4Editor_Slate
UE4Editor_Slate
UE4Editor
UE4Editor
UE4Editor
UE4Editor
UE4Editor
UE4Editor
kernel32
ntdll