Emissive Input required for Landscape Painting to Appear Correctly when using Emissive Color and Make Material Attributes property Enabled

UE - LD & Modeling - Terrain - Landscape - May 1, 2017

When using the Make Material Attributes and landscape layer blends, if an Emissive input is being utilized on any one layer, the other layers must also utilize the emissive input in order for it to ...

Default name 'None' for TextureSampleParameter2D blocks overriding in the material instance.

Named 'None' in the material editor, TextureSampleParameter2d is not overridden in the material instance. ...

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 ...

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 ...

Curl Noise Force Not Applying to Niagara Emitter

UE - Niagara - Jul 30, 2018

Curl noise force will not affect a Niagara particle regardless of strength. Current work around is to disable then re-enable "apply forces" under "solve forces and velocity" Found in 4.20 CL# 4233 ...

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. ...

Niagara: Losing focus when editor is open

UE - Anim - Sequencer - Apr 5, 2019

Reported by a user from Reflector. ...