Unreal Engine Issues
Unreal Engine Issues
UClass::SparseClassDataStruct null at editor-time for child blueprints until compile
UE - Framework - Blueprint - May 29, 2024Child blueprints of a blueprint of a native actor class with sparse data can have an incorrectly null SparseClassDataStruct value, and thus fail to initialzie their SparseClassData. This affects edi ...
Option "Use Mouse for Touch" does not work correctly when running the game in "Standalone" or "New Editor Window (PIE)" modes: Virtual joystick does not appear and mouse cursor is incorrectly hidden while captured.
UE - Gameplay - Input - Apr 1, 2025The Editor provides option "Project Settings – Engine – Input – Mouse Properties – Advanced – Use Mouse for Touch" to allow testing virtual joysticks and other touch controls with the mouse. When ru ...
[CrashReport] FMacWindow::ApplySizeAndModeChanges | SWindow::ReshapeWindow()
UE - Platform - Apple - Dec 1, 2017This is an infrequent Mac crash in 4.18. Users have not provided any descriptions of their actions when the crash occurred. The callstack is similar to both [Link Removed] and [Link Removed] Call ...
[Feature Request] CVars for HISMC
UE - World Creation - Worldbuilding Tools - Foliage - Jun 18, 2021Currently some (if not all or most) foliage CVars affect both foliage and HISMC. It would be nice to split this so that users can change the values of one without affecting the other. ...
DestructibleMesh does not correctly effect vertex color of material.
UE - Simulation - Physics - Destruction - Oct 10, 2017Destructible Mesh does not correctly affect vertex color. ...
Selected item in property matrix cannot be deselected
Tools - Aug 23, 2016When selecting an item in the Property Matrix you cannot deselect. This affects changes you make that are supposed to be across all items selected by making them only affect the item selected. ...
Start ARCore Session - Session config fails
UE - Platform - XR - Nov 27, 2019ARCore Regression Not seen when updating 4.23 project to 4.24 This did NOT reproduce when updating 4.24 project (Created with Preview 4) to 4.25 MAIN 10406617 ...
Inaccurate updates to root widget visibility binding
UE - Editor - UI Systems - Apr 6, 2017Inaccurate updates to root widget visibility binding, so far in my testing, this does not affect the functionality of the binding. Regression: affects 4.13.2, 4.14.3, 4.15.1 binary versions ...
Crash after removing frames in recorded animation
OLD - Anim - Aug 26, 2020Crash after removing frames in recorded animation. Reported in version 4.25.3 (CL-13942748) and tested in versions 4.24.3 (CL-11590370) and 4.25. Working as expected in 4.24. ...
The layer option for grid panels do not appear to be having an effect on draw order
UE - Editor - UI Systems - Feb 1, 2016It appears that users are unable to order widgets within a grid panel so as to set what widget that would like to be in the front. The layer option in the details panel says that it affects draw ord ...