Unreal Engine Issues
Unreal Engine Issues
Incorrect shadow on movable objects with ES3.1
UE - Platform - Mobile - Jan 10, 2020While in ES 3.1 - lighting on movable meshes from static directional light appears to be rotated 90 degrees. The direction of light on movable mesh, both static mesh and skeletal mesh, doesn't match ...
Callback ID lost while using the webview
UE - Platform - Apple - Nov 8, 2022This is a licensee UDN: [Link Removed] I've reviewed the javascript/native bridge code and I don't see anything obvious. The fact that it can happen on both mobile platforms might point at some hi ...
Regression: Shader compile failure with SceneDepth in mobile and PC, ES3_1
UE - Platform - Mobile - Nov 30, 2018SceneTexture:SceneDepth node is not properly compiled in ES3_1. Regression? yes, It is working in 4.20.3 launcher version. This log come up with compile failure LogMaterial: Display: Missing cache ...
Landscape Distance Fields artifacts when using DX12
UE - Graphics Features - Apr 13, 2021This problem was reported in this UDN:https://udn.unrealengine.com/s/question/0D52L00005PbEYNSA3/landscape-distance-fields-artifacts?fromCase=1 ...
Scene capture produces black texture on encoding devices with mobileHDR == false
UE - Platform - Mobile - Jan 24, 2017Scene captures are broken on encoding devices when mobile HDR is off. ...
Particle Systems Don't Play In Reopened Levels With ES 3.1 Enabled
UE - Niagara - Jan 27, 2020Particle systems placed in levels don't play as expected on level load when using ES 3.1 Preview. Found in 4.24.1 CL#10757647 Reproduced in 4.25 Main CL#11115840 ...
Modulated Shadows on IOS cause flickering on Skeletal Meshes
UE - Platform - Mobile - Feb 10, 2016Modulated shadows are not functioning properly on IOS devices for skeletal meshes. Any skeletal meshes in the scene will cast a shadow, but have a flickering modulated shadow on the skeletal mesh as ...
Unable to compile script plugins against 4.16.0
UE - Foundation - Cpp Tools - UnrealBuildTool - May 24, 2017A bug in UBT is preventing the authors of SkookumScript from submitting their 4.16 plugin to the marketplace. ...
Mobile Multi-View 4.23 preview regression
UE - Platform - XR - Jul 18, 2019Black-screen when mobile-multi view is enabled in 4.23 preview. Also confirmed on Oculus Go. +Occuring in 4.24 MAIN @ CL 7436536 Sidenote: In all tested engine versions - when enabling/disabin ...
Spot Lights don't work on Magic Leap if Cast Shadows is disabled.
UE - Platform - Mobile - Aug 26, 2019Spot lights don't work at all with Cast Shadows disabled on the Magic Leap. Cast Shadows must but enabled even though they don't work. This can also be demonstrated in the Vulcan render preview in ...