Unreal Engine Issues

UE-176780

Nvidia DLSS plugin causing crash in PIE

Nvidia DLSS plugin causing crash in PIE

Description

The editor is crashing with the 5.1 Nvidia DLSS plugin enabled after performing PIE.

This issue is occurring in Binary //UE5/Release-5.1 at CL 23901901

This issue is NOT occurring in Binary //UE5/Release-5.0 at CL 20979098

Marked as Regression

Steps to Reproduce
  1. Agree to the EULA and download the plugin from [Link Removed]
  2. Extract the files and move the DLSS folder to /Engine/Plugins/Runtime/Nvidia
  3. Create a new blank project
  4. Enable the DLSS plugin and restart the editor
  5. Perform a PIE
    Result
    Crash
Callstack
[Callstack] 0x00007ffe5a5c7c0b UnrealEditor-DLSS.dll!FDLSSSceneViewFamilyUpscaler::AddPasses() [C:\BuildAgent\work\206b5a556ada38bf\_Stage\Plugin\DLSS\HostProject\Plugins\DLSS\Source\DLSS\Private\DLSSUpscaler.cpp:393]
[Callstack] 0x00007ffdc1cd9e5d UnrealEditor-Renderer.dll!AddPostProcessingPasses() [D:\build\++UE5\Sync\Engine\Source\Runtime\Renderer\Private\PostProcess\PostProcessing.cpp:645]
[Callstack] 0x00007ffdc1516655 UnrealEditor-Renderer.dll!FDeferredShadingSceneRenderer::Render() [D:\build\++UE5\Sync\Engine\Source\Runtime\Renderer\Private\DeferredShadingRenderer.cpp:3889]
[Callstack] 0x00007ffdc2052d04 UnrealEditor-Renderer.dll!RenderViewFamilies_RenderThread() [D:\build\++UE5\Sync\Engine\Source\Runtime\Renderer\Private\SceneRendering.cpp:4390]
[Callstack] 0x00007ffdc201f967 UnrealEditor-Renderer.dll!<lambda_d825e7d5a738e0bb6b7e834ee381bd9e>::operator()() [D:\build\++UE5\Sync\Engine\Source\Runtime\Renderer\Private\SceneRendering.cpp:4668]
[Callstack] 0x00007ffdc2037ff1 UnrealEditor-Renderer.dll!TEnqueueUniqueRenderCommandType<`FRendererModule::BeginRenderingViewFamilies'::`87'::FDrawSceneCommandName,<lambda_d825e7d5a738e0bb6b7e834ee381bd9e> >::DoTask() [D:\build\++UE5\Sync\Engine\Source\Runtime\RenderCore\Public\RenderingThread.h:206]
[Callstack] 0x00007ffdc203fe18 UnrealEditor-Renderer.dll!TGraphTask<TEnqueueUniqueRenderCommandType<`FRendererModule::BeginRenderingViewFamilies'::`87'::FDrawSceneCommandName,<lambda_d825e7d5a738e0bb6b7e834ee381bd9e> > >::ExecuteTask() [D:\build\++UE5\Sync\Engine\Source\Runtime\Core\Public\Async\TaskGraphInterfaces.h:1348]
[Callstack] 0x00007ffde1d22fdd UnrealEditor-Core.dll!FNamedTaskThread::ProcessTasksNamedThread() [D:\build\++UE5\Sync\Engine\Source\Runtime\Core\Private\Async\TaskGraph.cpp:760]
[Callstack] 0x00007ffde1d2352e UnrealEditor-Core.dll!FNamedTaskThread::ProcessTasksUntilQuit() [D:\build\++UE5\Sync\Engine\Source\Runtime\Core\Private\Async\TaskGraph.cpp:649]
[Callstack] 0x00007ffdebaaf804 UnrealEditor-RenderCore.dll!RenderingThreadMain() [D:\build\++UE5\Sync\Engine\Source\Runtime\RenderCore\Private\RenderingThread.cpp:415]
[Callstack] 0x00007ffdebab3b54 UnrealEditor-RenderCore.dll!FRenderingThread::Run() [D:\build\++UE5\Sync\Engine\Source\Runtime\RenderCore\Private\RenderingThread.cpp:541]
[Callstack] 0x00007ffde2445342 UnrealEditor-Core.dll!FRunnableThreadWin::Run() [D:\build\++UE5\Sync\Engine\Source\Runtime\Core\Private\Windows\WindowsRunnableThread.cpp:149]
[Callstack] 0x00007ffde243d230 UnrealEditor-Core.dll!FRunnableThreadWin::GuardedRun() [D:\build\++UE5\Sync\Engine\Source\Runtime\Core\Private\Windows\WindowsRunnableThread.cpp:79]
[Callstack] 0x00007ffe6aec7614 KERNEL32.DLL!UnknownFunction []
[Callstack] 0x00007ffe6b9826a1 ntdll.dll!UnknownFunction []

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Fixed
ComponentUE - Graphics Features
Affects Versions5.1.1
Target Fix5.2
CreatedFeb 10, 2023
ResolvedFeb 17, 2023
UpdatedFeb 17, 2023
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