Unreal Engine Issues
Unreal Engine Issues
Significant Refraction Differences between 4.27 and 5.0
UE - Rendering Architecture - Materials - Apr 25, 2022Crash when running "MAP REBUILD ALLVISIBLE" with hidden sublevels and then changing maps
UE - World Creation - Worldbuilding Tools - Sep 1, 2025Running the MAP REBUILD ALLVISIBLE editor command when the current map contains hidden sublevels causes a crash upon changing maps. The issue seems to be related to hidden sublevels being cleared in ...
VR Template Project Doesn't Create SteamVRBindings Config Folder
UE - Platform - XR - Jan 8, 2020When creating a basic VR Template project, setting the default map to Motion Controller map and exporting a Win64 build their is no SteamVRBindings config folder. I tested this with a Vive Pro and ...
Rotation gizmo affects post processing and reflections in the scene
Tools - Jul 6, 2015This has been around since public launch. The rotation widgets emissive material will cause trouble with the post processing and reflections in the scene. Especially troublesome if you with bloom an ...
Panning in blueprints does not appear to be affect by windows pointer speed
Tools - Nov 14, 2016The windows mouse speed settings appear to have no effect on the panning speed in blueprint. ...
Split Struct Pin on a Function output will return a compiler error
UE - Gameplay - Blueprint - Jan 13, 2015Split Struct Pin on a Function output will return a compiler error: Error Pin New Param 1 X named NewParam1_X doesn't match any parameters of function NewFunction_0 Error Pin New Param 1 Z name ...
Validity of a workaround for an issue with MobileRenderer where RecieveShadow can't be rendered properly
UE - Platform - Mobile - Nov 11, 2024Dynamic instancing is likely causing an issue where meshes that need shadows are getting combined with meshes that do not need shadows causing missing shadows. Tests were done with CSMs. Reproducti ...
Large brush sizes causes hitching in Landscape Sculpt mode
UE - Graphics Tools - Terrain - Landscape - Jan 19, 2023In my case I used the erosion brush and smooth brushes. Not a regression checked in Version: 5.1.0-23058290+++UE5+Release-5.1 ...
Crash when connecting to Source Control
Tools - Apr 27, 2016Attempting to connect to Source control causes the editor to crash immediately. According to Travis.L this only affects Binary builds. Regression: YES - Connecting to source control worked as expec ...
CopyTask in BuildGraph never throws an exception if the copy fails
UE - Foundation - Horde - BuildGraph - Feb 28, 2023CopyFile function in CommandUtils.cs assumes that an exception will be thrown if the number of retries is exceeded, but the loop condition prevents it from being thrown. Following fix works:publics ...