[AI] SmartObjectSlot does not have a valid node ref even when it should project to navigation.

UE - AI - SmartObject - May 17, 2025

If you request a SmartObject slot entrance location and require it to be navigable, it will return a result that does not include the node ref of the nav poly for the entrance to the slot. Instead i ...

Compiling on Mac fails if build path has spaces

UE - Platform - Apple - Jan 6, 2015

UPDATE: We were able to get around this issue by renaming our external drives. The actual problem is that Mono's xbuild fails to build UnrealBuildTool QA REGRESSION: YesWORKING: 2386770BROKEN: 23 ...

Imported Materials Are Not Assigned To Correct Element Index Based Off Mat ID (3dsMax)

UE - Editor - Content Pipeline - Import and Export - Nov 17, 2016

When importing a mesh with material IDs from 3dsMax they will get assigned to different element numbers than intended. This worked 4.13.2 Binary CL 3172292 Is Broken in 4.14 Binary CL 3195953 ...

Specular Highlight Much Stonger/Larger In Forward Shading

UE - Graphics Features - May 15, 2017

In forward shading specular highlights appear to be much larger for very smooth materials in contrast to the deferred shader. In 4.14.3 the specular highlights were displaying correctly in forward s ...

Decals not captured in environment reflections

UE - Graphics Features - May 2, 2019

Decals are not being captured by environment reflections. Last working in 4.20.3 ...

USplineComponent::GetSplinePointAt() returns FSplinePoint with incorrect Type

UE - Gameplay - Components - Feb 15, 2024

USplineComponent::GetSplinePointAt() returns an FSplinePoint with the ESplinePointType 'CurveCustomTangent' rather than the type from the setup.Expected: It should return the correct type. ...

Landscape height data gets cleared when working with partially loaded landscapes

UE - Graphics Tools - Terrain - Landscape - Sep 26, 2024

Color Information Clamped to a Max of 1 in Cascade Color Modules

UE - Graphics Features - Dec 3, 2014

You cannot enter a value higher than one in any color module. WORKAROUND - You can graph it and select the point you want to change and then set value to any number, but it will be clamped back to ...

SetVectorParameterValueOnMaterials In Construction Script Not Working in Packaged Game

UE - Gameplay - Blueprint - Mar 1, 2017

Set Vector Parameter Value on Materials doesn't seem to have an effect in packaged games if used in the construction script. Using it on Begin Play works as expected. This did not occur in 4.14.3. ...

FBX export - BP StaticMesh Scales from Mesh Origin

Tools - Dec 13, 2018

Unexpected behaviour with meshes scaled via BP and exported via .fbx (.obj looks to function as expected) Confirmed in 4.22 Main CL 4648854 ...