Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x00000000

hello, here i have the same problem, tried to go back to SM5 from SM6, still crashes, new project blank, crashes. Project that i worked with in like 2 years, crashes.

This is my crash report, i see that the D3D12Core (DirectX12) is causing issues.
I don’t know why it crashes now i’ve always worked with that.

LoginId:58c27fe249a25ae6216e3b9ca1cb2f46
EpicAccountId:d27b18b4a5344477a81bef7a7b5f15d9

Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x00000103d81f05d0

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nvwgf2umx
nvwgf2umx
nvwgf2umx
nvwgf2umx
nvwgf2umx
nvwgf2umx
nvwgf2umx
nvwgf2umx
D3D12Core
D3D12Core
dxgi
dxgi
dxgi
dxgi
dxgi
dxgi
dxgi
UnrealEditor_D3D12RHI
UnrealEditor_D3D12RHI
UnrealEditor_D3D12RHI
UnrealEditor_RHI
UnrealEditor_RHI
UnrealEditor_RHI
UnrealEditor_RHI
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_RenderCore
UnrealEditor_Core
UnrealEditor_Core
kernel32
ntdll