Unreal Engine Issues

Niagara - When Interpolated Spawning is disabled, the first frame of each particle unexpectedly does not take into account the Particle Update stage

Foreword: Even if the behavior described here is by design, it is rarely (if ever) expected or desired. This was discussed and agreed to be treated as a bug. Explanation below. When interpolated sp ...

Shader Symbols not Generated for Windows Platform when r.Shaders.Symbols=1

Shader symbols are not generated for the Windows platform. Attempts were made to set the r.Shaders.Symbols=1 value in the projects DefaultEngine.ini, the engines ConsoleVariables.ini and the engine ...

Virtual Texture Data GetNumMips reports one fewer mip than expected

FVirtualTextureBuiltData::GetNumMips() can return 1 fewer mip than it should due to a potential clamping issue at the end of FVirtualTextureBuilderDerivedInfo::InitializeFromBuildSettings() where it ...

OnComponentWake Event does not trigger when the physical body is awoken by a Force

OnComponentWake Event does not trigger when the physical body is awoken by a Force. The steps described on Steps To Reproduce is enough to replicate this behavior. The OnComponentWake event is only ...

TRASH_Comp in Octree that missing unregister

the reproduce video and project are in the slack links: Slack Link: [Link Removed] ...

LastRenderTime does not update when Occlusion Culling is disabled

When disabling Occlusion Culling, Components will not have their Last Render Time updated. ...

Missing vegetation created via PCG on export

If you compare this 2 automation tests done on Swiss chalet project, you could see that some parts of vegetation are missing : [Link Removed] [Link Removed] The diff between the 2 exports is caus ...

Missing libomp140 DLL causing crashes in Hair Card Generator plugin

EA Motive has run into a crash when using the hair card generator plugin. A missing DLL is preventing them from creating hair cards according to the initial investigation from their engineers. More ...

Visualization View Mode Shader Complexity when in Mobile Preview Vulkan with MMV will crash the editor

First Person Primitive

First Person Scale and First Person Field of View on camera components do not apply to the depth prepass when rendering First Person View meshes, leading to a mismatch between the depth pre-pass and ...