Unreal Engine Issues
Unreal Engine Issues
Striped Stencil Artefacts across scene under OS X using ATi 4xx0 GPUs
UE - Platform - Apple - Nov 21, 2014From AnswerHub: Lighting problem [Mac] I am currently testing UE4 on a Mac at my college, but there are these strange lines where light is being cast onto surfaces. I'm currently wondering if this i ...
Dynamic Directional Shadows do not work with Planar Reflections
UE - Graphics Features - Aug 9, 2016Movable/Stationary dynamic shadow distance in the Directional light is not captured in the Planar Reflection. Note that Point and Spot Lights box cast shadows that can be rendered in the reflection ...
EnhancedInput Chorded Actions do not work on higher priority mappings
UE - Gameplay - Input - Aug 21, 2023Reported from Prismatic: It appears that the Add Mapping Context function currently prioritizes low numbers over high numbers, which seems inconsistent with the function description and some parts ...
UHT will fail to build a project that contains a BlueprintPure UFUNCTION that returns an ENetMode value.
UE - Foundation - Core - Aug 5, 2015Marking a function as BlueprintPure will result in a UHT build failure in Visual Studio if the function returns an ENetMode value. The ENetMode enum is not marked as a UENUM(), causing the build to ...
Translucency does not produce soft falloff on Samsung S7 Mali devices
UE - Platform - Mobile - Aug 3, 2016RadialGradientExponential material function does not produce a soft falloff on that particular device. Does not repro on Adreno version. Seems like precision issue or driver bug that optimizes out s ...
Widget components and widgets in screen space are not the same color
UE - Editor - UI Systems - Jun 27, 2016Widget components appear to be affected by lighting. This causes differences in color between widget components and widgets that have been added to the viewport. ...
Auto Exposure Basic produces too much bloom in dark environments
UE - Graphics Features - Jan 29, 2016A simple scene with just a light and an mesh will suffer from copious amounts of bloom. This will occur if there is a light in the scene or not. Exposure Histogram does not produce this result. This ...
On Drop appears to cause update issues with widgets that are affected On Drag Enter
UE - Editor - UI Systems - Jan 3, 2017On Drop appears to cause update issues with widgets that are affected On Drag Enter. In this example the widget only changes colors if a delay is placed in the On Drop function. The On Drop function ...
Crash after clicking the Build button on Linux
UE - Platform - Linux - Sep 17, 2019This crash is a regression from 4.22.3 (CL-7053642). If lighting is built by selecting "Build Lighting Only" the Editor will not crash. This does not reproduce on Windows with -vulkan. This was rep ...
Two-Sided Shadowing on Planes and Landscapes with non-flat Normals are Incorrectly Lit
UE - Graphics Features - Dec 17, 2015When using a Two-Sided Material and Shadowing Two-Sided for a Plane or Landscape, with non-flat normals, there are parts of the material which are still illuminated. I have provided a test project ...