Unreal Engine Issues
Unreal Engine Issues
ContentExamples crashes on Mac Metal when pressing the button for Example 2.3 in UMG.umap
UE - Graphics Features - Jan 19, 2017When pressing the button for example 2.3 in the UMG map of content examples (Spawns a 3D UMG Widget), the editor crashes. ...
Water reflections and GI flicker in 5.4 and 5.3 (fine in 5.2)
UE - Graphics Features - Mar 7, 2024Since 5.3 customers have been reporting flicker with water surfaces, demonstrating that in 5.2 this flicker is not present. [Link Removed] ...
World Position Offset Only Affecting the Z-Axis when applied as a Material to a Landscape
UE - LD & Modeling - Terrain - Landscape - Jul 6, 2016When utilizing World Position Offset on Landscapes, the VertexNormalWS only pushes vertices in the vertical direction. Even if you are to sculpt an aggressive slope on the landscape, the vertices ar ...
All ELinearConstraintMotion pins in BP reset to "Free" when converting a project to 4.26
UE - Simulation - Physics - Feb 24, 2021When using any of the Set Linear Limit nodes (X/Y/Z) and converting a project from a previous version of the engine, the nodes get their Constraint Type value reset to Free. I tested this with proje ...
DX12/SM6 Sampler Counts increased for empty materials between 5.1 and 5.2
UE - Rendering Architecture - Materials - May 19, 2023While not a major issue in and of itself, this can cause considerable headaches for materials where sampler counts in 5.1 were at 15/16 or 16/16 and when upgrading to 5.2 are now exceeding the built ...
Nav Area class is reset after updating from 4.19.2 to 4.20 Preview 3
UE - AI - Jun 21, 2018When upgrading a 4.19.2 project to 4.20 Preview 3 the Nav Area Class is changed to None instead of the value it was before the upgrade. Upgrading from 4.18.3 to 4.19.2 works as expected. This was t ...
Lighting does not properly affect landscapes under another landscape, even if Static Lighting Resolution is increased
UE - LD & Modeling - Terrain - Landscape - Apr 29, 2015Lighting does not properly affect landscapes that are below another landscape, even after static lighting resolution is increased. This results in some areas that should be completely shadowed to ha ...
Point lights affect indirect lighting on RTGI much less than other types of lights
UE - Graphics Features - Lumen - Aug 4, 2020Only point lights affect indirect lighting on RTGI much less than other types of lights.[Link Removed] Indirect lighting of baked lightmaps look much stronger than RTGI.[Link Removed] Apparently, ...
Manually changing the value for Constraint Value 1 & 2 causes odd visual issues
UE - Simulation - Physics - Jun 1, 2016Changing the values that govern what bones a constraint is suppose to be a joint between (Constraint Bone 1 & 2) will cause issues where the transform widget is moved to an appropriate location but ...
Xcode 8.3.2 fails to successfully build 4.15.1 from source code
UE - Platform - Apple - May 2, 2017Attempting to build 4.15.1 from source code using Xcode 8.3.2 currently results in the build failing due to warnings that occur in fbxsdk, AlembicImporter, and MetalRHI. ...