Unreal Engine Issues
Unreal Engine Issues
Tessellation no longer working
UE - Graphics Features - Jan 12, 2016Material Tessellation is no longer working in 4.11 Preview 2, 3, or 4. It is also no currently working in 4.12 Main. Working: 4.10.2 - CL-2818068 Not Working: Tested in Dev-Release CL-2824708 Not ...
GoogleARCoreJavaHelper functions are not correctly exported publicly
UE - Platform - XR - Oct 31, 2018The jni functions in GoogleARCoreAndroidHelper.cpp are not correctly exported, when we tried to build a Test project it failed with this exception: java.lang.UnsatisfiedLinkError: No implementatio ...
BuildGraph XML Errors Logged Incorrectly
UE - Foundation - Horde - BuildGraph - Aug 30, 2019Suggested fix from licensee: After investigation, it seems that the filename is passed as a string instead of a FileReference in Script.cs:84. Fixing the issue seems to be as simple as changing th ...
Cloth jitters in Movie Render Queue renders when temporal sampling is enabled
UE - Anim - Sequencer - MRQ - Dec 6, 2022The Cloth simulation time step smoothing is interfering with the substepping fix for multi Temporal Samples by changing the very variable DeltaTime and causing some large errors in the cloth simulat ...
Merge Actor Tool missing option to deselect Export Specific LOD
UE - World Creation - Worldbuilding Tools - HLOD - Jul 12, 2016In the new non-experimental version of the Merge Actors tool there is no option to disable "Export Specific LOD". In 4.11 when this was disabled it would merge the actors with their respective LODs ...
Merge Actor tool can no longer merge just materials for an actor
UE - Gameplay - Jul 5, 2016In 4.11 when you selected an actor with multiple material elements with the merge actors tool open you had the option to merge the material elements into a single one. This option is no longer valid ...
Motion Blur creates dark artifacts on bottom of screen in editor
UE - Graphics Features - Aug 15, 2016When motion blur is active and the view port is in motion there will be a dark artifact visible at the bottom of the screen. Normally this isn't very noticeable however the effect worsens with speed ...
Second player's screen does not render in Split Screen on Android
UE - Platform - Mobile - Mar 21, 2019The second player's screen in a Split Screen multiplayer session on Android does not render. It remains completely black. This was also an issue prior to 4.15 but was fixed with [Link Removed]. The ...
Chaos Cloth: NaNs can be introduced from bad AnimatedPositions/Normals
UE - Simulation - Physics - Character - Aug 17, 2024We've worked out at least a possible way this can occur from using uninitialized AnimatedNormals values when changing LODs. Ensuring all AnimatedNormals are initialized appears to fix the problem. ...
Custom lighting channels ignored when object culled in stereoscopic
UE - Platform - XR - Apr 14, 2016When a light that uses lighting channels is only visible in one view during stereoscopic rendering, it affects the default light channel instead of the assigned one in the view that it's not visible ...