Unreal Engine Issues
Unreal Engine Issues
Investigate crash with replication nested ever changing attachments
UE - Networking - May 7, 2024There seems to be an issue with replicated attachments ending up causing cyclical setups resulting in crash on clients. It was reported for 5.2 but even after patching up code it seems to occur. ...
Crash after 'Reparent Blueprint' when renaming component on-top of orphaned inherited component
UE - Framework - Blueprint Editor - May 7, 2024After reparenting a blueprint and inherited components from the previous parent are removed, trying to give a new component the same name as a previous component causes a crash inside UObject::Renam ...
Using Clip() in a material may cause the outline to be displayed incorrectly on the Editor.
UE - Graphics Features - May 3, 2024This appears to be from an interaction between the Depth Fade Expression, clip() in a Custom Expression, WPO being enabled, and the fact that the pass that draws objects for the editor outline runs ...
DumpShaderStats doesn't output any shader data
UE - Rendering Architecture - Shaders - May 1, 2024The DumpShaderStats console command doesn't output any shader stats because the code to calculate that information in DumpShaderStats (Shader.cpp) is commented out https://github.com/EpicGames/Unrea ...
Nanite static mesh components are not individually highlighted when selected
UE - Rendering Architecture - Apr 30, 2024Non-nanite static mesh components still show an individual highlight outline which individually selected even with other non-nanite static mesh components in the same actor. This is different when t ...
"Consume pointer input" on Common User Widget does not work on iOS, FReply::Handled not respected
UE - Editor - UI Systems - Apr 29, 2024From a UDN, they also mentioned: Update: I added CommonUI to the test project to try the "Consume pointer input" setting. It behaves the same way as our custom input blocking widget in that the in ...
USplineComponent still editable in viewport despite setting as "read-only".
UE - Framework - Blueprint Editor - Apr 29, 2024A spline component continues to be visible and editable in-editor despite all attempts to disable the functionality through the component's settings or uproperty specifiers. ...
Masked TwoSided material causing lumen direct lighting to leak through walls
UE - Graphics Features - Lumen - Apr 23, 2024It appears that LumenScene's Hardware Ray Tracing is causing light leaking into a sealed room (which should be perfectly black). This bug does not appear to happen on AMD GPUs. ...
City Sample vehicle does not always produce an EndOverlap Event
UE - Simulation - Physics - Apr 23, 2024Reported on UDN: Something in the setup of the City Sample vehicles means that if a vehicle starts inside a Box Collider Component then it won't generate an EndOverlap when exiting. Vehicles in ge ...
Creating MaterialInstanceDynamic for a moving/crumbled geometry collection component, the rendering position is reset to the initial location
UE - Simulation - Physics - Destruction - Apr 23, 2024Creating a MID makes the render state dirty and the engine will recreate a new scene proxy without the current attitude. This results in rendering the object in incorrect location. Here is a tempor ...