Unreal Engine Issues
Unreal Engine Issues
HDR (eye adaptation) visualization has incorrect output when Allow static lighting is disabled
UE - Rendering - Features - Mar 19, 2025Licensees have reported that this issue occurs in UE 5.5 and does not appear to occur in UE 5.4 or with Substrate enabled. ...
Crash when searching for a string with the same name as the collection
UE - Editor - Feb 28, 2025The editor crashes when creating a local collection of the same name by typing certain characters in the search box of the content browser. This does not reproduce in UE5.4 and is a regression in UE ...
ChaosCacheManager is not reproducing Collision Events the second time you Record and Play
UE - Runtime - Simulation - Mar 28, 2025ChaosCacheManager (CCM) is not reproducing Collision events the second time (and onwards) we record a Geometry Collection (GC) breaking session. Particles set to track Collision Events correctly fol ...
The Ability to Import Compatible Assets While Maintaining Original Folder Structure No Longer Functioning
UE - Editor - Content Pipeline - Import and Export - Jun 17, 2016Before UE4.12 A user could drag a folder and its sub-directories from the Finder in Windows into the Content Browser and it would keep the folder structures. Now, doing the same results in the asset ...
If any light source is deleted, and a single light has its visibility state changed in LightMixer, all the other lights in the scene that were invisible turn visible
UE - CAPT - Tools - Jul 31, 2025If any light source is deleted, and a single light has its visibility state changed in LightMixer, all the other lights in the scene that were invisible turn visible. The behavior only shows after d ...
Overridden custom functions have inputs locked when parent actor is altered
UE - Gameplay - Blueprint - Sep 14, 2016Overridden custom functions have inputs locked when parent actor is set to different blueprint type. Regression (no) issue (does) occur in 4.12.5 ...
dragging from wildcard array output to a node with an exec pin changes wildcard to exec variable
UE - Gameplay - Blueprint - Oct 18, 2016dragging from wildcard array output to a node with an exec pin changes wildcard to exec variable. Regression (no) issue (does) occur in 4.12.5 ...
Print string to screen is interrupted if Console Command prompt is opened and specific keys are pressed
UE - Gameplay - Blueprint - Nov 4, 2016Print string to screen is interrupted if Console Command prompt is opened and specific keys are pressed. Regression (no) issue (does) occur in 4.12.5 ...
Source Textures used with a Rect Light are blurry and diffused
UE - Rendering - Features - Mar 14, 2023This is a regression from 5.0.3 tested in the following streams:BranchChange ListResults//UE5/Release-5.020979098Did not reproduce//UE5/Release-5.123901901Reproduced//UE5/Release-5.224608918Reproduc ...
Clicking a button in UMG stops all tilt information
UE - Editor - UI Systems - Nov 14, 2014Tilt information is no longer taken after clicking on a button in UMG. The tilt information goes to all zeros. That is until the user clicks else where at which point the device will then start regi ...