Unreal Engine Issues
Unreal Engine Issues
OFPA: Cooking fails with nested actors
UE - World Creation - Worldbuilding Tools - OFPA - Jun 10, 2024Custom HLSL's IncludeFilePaths should be injected into MaterialTemplate.ush
UE - Rendering Architecture - Materials - Jun 10, 2024udn: [Link Removed] This appears to only be an issue with SN_DBS. DBS calls a function to gather all shader includes, and any custom hlsl includes aren't discovered causing that file to not be cop ...
[AI] AgentToNavDataMap still contains entries when cleaning up navigation system
UE - AI - Navigation - Jun 10, 2024The navigation system has errors in the log for agents still being mapped to navigation data in CleanUp. This appears to stem from agent step height being recalculated in ARecastNavMesh::SetConfig i ...
Sync Marker validation check fails on Follower anim sequence with an active Mirror Table when Leader anim sequence is playing backwards
UE - Anim - Gameplay - Jun 10, 2024Validation fail ...
[VariantManager] Over exposure when using image from file as thumbnail
UE - Editor - Content Pipeline - Variants - Jun 10, 2024This is a sRGB color space issue. Potential solution: Use regular texture import instead of FImageUtils::ImportFileAsTexture2D in ThumbnailGenerator::GenerateThumbnailFromFile ...
SharedStructMemory's custom deleter doesn't call ~SharedStructMemory and may result in a memory leak
UE - AI - Mass - Jun 10, 2024FSharedStructMemory uses a custom deleter that calls FMemory::Free, but it doesn't call the destructor. FSharedStructMemory's destructor is responsible for correctly destructing the internal ScriptS ...
Draw Invalidating Bounds debug view mode for Virtual Shadow Maps is gone in 5.4
UE - Graphics Features - Shadows - Jun 9, 2024The CVar "r.Shadow.Virtual.Cache.DrawInvalidatingBounds" referenced in the official 5.4 documentation for virtual shadow maps, no longer shows any bounds as the underlying code seem to be removed in ...
Static/Skinned Mesh SPropertyEditorAsset widget performance regression
UE - Editor - Jun 7, 2024Can't set "r.Shaders.Optimize" to false in UE5.4
UE - Rendering Architecture - Shaders - Jun 7, 2024The CVar "r.Shaders.Optimize" cannot be set to false from DefaultEngine.ini in the section "[ShaderCompiler]" as its help text describes. Also tested on UE5-Main, CL: 34200103 ...
Problem with material layers using interpolator nodes
UE - Rendering Architecture - Materials - Jun 7, 2024The Vertex Interpolator Material Expression appears to collapse separate instances from separate Material Layers, leading to visual artifacts when used. Also tested on UE5_Main, CL: 34200103 ...