Unreal Engine Issues
Unreal Engine Issues
Linear Color Texture causes break point through Material Function into Material Instance
Tools - Jan 29, 2015When changing the Texture in a Material Instance made from a Material with Parameters found in a Material Function, Visual Studio throws a breakpoint. I was able to continue past the breakpoint (3 ...
Hex code that is applied to a light is forcibly changed with using the Details panel in the World Outliner
Tools - Oct 7, 2015If a user sets the light color with a node (Set Light Color) in blueprints, it will use the exact Hex code that is given. However, if the user uses the world outliner to set the light color of a lig ...
HDR values are not updating in Pixel Inspector
Tools - Jan 5, 2017HDR setting in the Pixel Inspector does not update with the color you hover over. The color bar should update similar to Final Color settings and value of Luminance setting should update as well. ...
Niagara - When Interpolated Spawning is disabled, the first frame of each particle unexpectedly does not take into account the Particle Update stage
UE - Niagara - Feb 28, 2025Foreword: 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 ...
SunTemple is washed out in one color on some Android devices.
UE - Platform - Mobile - Jan 16, 2017This was discovered during the 4.15 mobile compat. ...
Slate UI asset colors washed out on iOS
UE - Platform - Mobile - Feb 24, 2017UI widgets are appearing a much brighter than they should TEST MACHINE SPECS: iPhone 7, iPhone SE, iPad Pro ...
Light shaft smear color due to TAA bleeding
UE - Graphics Features - Feb 10, 2020See https://udn.unrealengine.com/questions/553031/volumetric-fog-bug.html?childToView=554676#answer-554676 ...
Material Emissive Color not working with SkyAtmosphereIlluminance Material Expression
UE - Graphics Features - Jan 9, 2025A licensee has reported that they are unable to use an emissive material utilizing the SkyAtmosphereLightIlluminance material expression together with Nanite and Lumen. The linked UDN has some more ...
Reflection Vector not translating into ES2 when applied via an Emissive Color
UE - Platform - Mobile - May 28, 2015When you have a Reflection Vector plugged into a Cubemap and applied to the Emissive Channel of an Unlit Material, the Cubemap will not render on a mobile device with ES2 or in ES2 (Mobile/HTML) Pre ...
Change background color/tooltip of behavior tree's root level decorators
UE - AI - Dec 1, 2015Users find it confusing when they add decorators on root composite and none of those decorators work. We need to keep them for subtree feature though. And it can result in root-note decorators not ...