Unreal Engine Issues
Unreal Engine Issues
Significant editor slowdowns when moving blueprinted actors while having a different complex blueprint open
UE - Framework - Blueprint Editor - Jun 7, 2021A Blueprinted actor's construction script time can be affected by the complexity of an opened level Blueprint. ...
Quest: Web browser widget does not render
UE - Platform - XR - Jan 21, 2021This DOES NOT work with ANDROID ES 3.1 This DOES work with ANDROID Vulkan So this SHOULD work with Quest Vulkan ...
Documentation button redirects to 404 error page in Match3
UE - Platform - Mobile - Aug 23, 2016The documentation button does not redirect to the correct documentation page. Tested on iPhone6S_6240 OS: 9.3.4 ...
Retarget manager missing scroll bar
OLD - Anim - Apr 6, 2017REGRESSION: Yes, does not occur in 4.15 In the Retarget Manager, the scrollbar for the Set up Rig section is missing. ...
Compile error building UE4 Solution "Cannot open include file: 'maya/MObject.h': No such file or directory"
OLD - Anim - Apr 19, 2017Compile failure building the MayaLiveLinkPlugin project in the UE4 solution. Not a regression as this project did not exist in 4.15 ...
8.1 Advanced asset creation selection is flickering a duplicate selection
Tools - Apr 26, 2017Workaround Seemed that closing and reopening the project resolves this issue This is NOT a regression as it happens in 4.15.2 ...
Background blur missing with HDR CompositeMode 1
UE - Graphics Features - Jul 29, 2021UPD: According to Affects Version field, issue reproduces in 4.26, Regression for 4.27 - No. ...
ToString() from a StringTable entry now returns <MISSING STRING TABLE ENTRY>
UE - Editor - UI Systems - Localization - Apr 10, 2024This is a regression from 5.3 that has been fixed in Main (32476819, for 5.5), but needs merging into 5.4. ...
All Megascan asset libraries are missing
TM - Core - Oct 15, 2025All Megascans assets no longer appear in Twinmotion 2025.2 hotfix (46767548). Other libraries do not appear to be affected. ...
Lighting behavior is unreliable for translucent lit materials, results are inconsistent depending on the editor camera's FOV and the editor viewport's width/height/aspect
UE - Rendering Architecture - Oct 27, 2024When working on the level editor viewport or testing on PIE, the visual appearance of additive/translucent lit materials changes significantly (and abruptly) when varying the camera FOV or the viewp ...