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 ...

Sweep result from AddActorWorldOffset is inconsistent following direction when the actor is initially overlapped with other object.

UE - Simulation - Physics - May 19, 2017

Sweep result is not consistent when there is initial overlap but the x sign(+/-) is not same. I believe this issue is related to [Link Removed] So this leads to inconsistent behavior in the TwinSti ...

PostProcess for SceneCapture2D currently not working

UE - Graphics Features - Oct 29, 2014

Currently if you set a SceneCapture2D's "Capture Source" to "Final Color (LDR with PostProcess)", the result of the screen capture becomes just a black texture. If you set the SF_Tonemapper show fl ...

Mesh Distance Field Artifacts on Older GPUs

UE - Graphics Features - Mar 14, 2018

Mesh Distance Field quality varies greatly depending on GPU. Per UDN Licensee: On the GTX 670 machines we can see a very blocky, low-res result that behaves in weird ways when moving around the le ...

Make Timespan Node: Milliseconds to Seconds Conversion

UE - Foundation - Core - Jun 19, 2018

Make Timespan node returns unexpected conversion from milliseconds. With all other values 0 - values in the Milliseconds field over 2147 flip to negative and begin to decrement ...

Object Scale Material Node Returning Incorrect Information When Rotated to Certain Angles

UE - Graphics Features - Jul 17, 2018

When using the object scale node in a material it will return incorrect values if rotated to certain angles. Found in 4.19 CL# 4033788, 4.20 Preview 20 CL# 4173640, 4.21 CL# 4209927 ...

Thumbstick Values Resetting with Oculus Rift through SteamVR

UE - Platform - XR - Oct 11, 2018

Thumbstick values reset once max value is reached. Tested with Rift WMR Plugin off - Works normally Oculus Plugin off (Running through Steam VR) - Only X values reset. Confirmed in Packaged proj ...

Comments on Blueprint Interfaces can´t be moved/deleted

UE - Gameplay - Blueprint Editor - Apr 1, 2019

When a comment box is added in a Interface blueprint, it cannot be moved or deleted. ...

Blueprint Functions Aren't Listed in the Profiler Tool

UE - Foundation - Core - Sep 19, 2019

Blueprint functions aren't showing up in the Profiler Tool. Found in 4.23.0 CL#8386587 Reproduced in 4.24.0 Main CL#8781358 ...

Instances In a Hierarchical Instance Static Mesh Component Don't Retain PerInstanceRandom Values When Rotated

UE - Graphics Features - Dec 9, 2019

When an instance in a Hierarchical Instance Static Mesh component is rotated using "Update Instance Transform" it doesn't retain it's material's base color value when the material uses PerInstanceRa ...