Unreal Engine Issues
Unreal Engine Issues
Screen Space Ambient Occlusion Artifacts
Docs - Samples - Apr 3, 2015Flickering occurs when using the Post Process Ambient Occlusion (Screen Space AO). This is more noticeable when using stronger values entered into the AO fields. I checked these settings in both 4 ...
Setting Tick Interval in GameMode to non-zero causes the game to freeze on pause
UE - Gameplay - Sep 22, 2016If Tick Interval is set to something non-zero, the game will freeze when Set Game Paused is called. If not manually closed through the Task Manager, this will lead to an out of memory crash. This ...
memory leak from incorrect PhysX shape ref counting
UE - Simulation - Physics - Mar 9, 2017PxShapes are created with a ref count of 1, and it is up to the caller to decrement this once the shape has been attached to an actor. There are a handful of places in the code in which this doesn' ...
Crash during save level and successive load level
UE - LD & Modeling - Terrain - Landscape - Apr 4, 2018Changing the Max LODLevel on a landscape causes a crash in content examples. ...
Crash in packaged game if Blueprint that contains an instanced subcomponent is nativized
UE - Gameplay - Blueprint - Jun 26, 2018Attempting to load a nativized blueprint whose parent contains an instanced subcomponent causes the editor to crash in a packaged build. Regression?: Yes This did not occur in 4.18 ...
GAS: Ability that destroys owning actor on activate causes crashes due to ABILITYLIST_SCOPE_LOCK
UE - Gameplay - Gameplay Ability System - Oct 31, 2023A GameplayAbility that destroys its owning actor inside ActivateAbility() causes a crash, because actor destruction will modify the ability list but ActivateAbility() is called within an ABILITYLIST ...
IMC incorrectly retains the state of a modifier set in a lower priority mapping context.
UE - Gameplay - Input - Mar 12, 2025Instanced subobjects are not always instantiated as expected.
UE - Gameplay - Blueprint - Aug 13, 2015Instantiation of subobjects does not behave as expected when using the DefaultToInstanced UCLASS specifier. The licensee that reported the issue provided a sample project with some ensures added whe ...
[4.10 P2] UI is offcenter for dropdown menus and tooltips in editor
Tools - Nov 2, 2015In Windows 10, on a system set up with 2 970GTX GPUs in SLI, the dropdown menues from the main navigation tabs will be offset and to the lower left of the screen when selected. ...