Unreal Engine Issues
Unreal Engine Issues
Building Geometry Stops UTickableWorldSubsystem Ticking
UE - Gameplay - Jan 31, 2025Can be mitigated by reopening the Level. There is a repro project provided by the licensee on the case ticket. ...
[CrashReport][GPU Crash] NodeAndClusterCull
UE - Rendering - Features - Nanite - Nov 19, 2024Users affected: 51 Total occurrences: 90 Last occurrence: November 19th 2024, 3:25:41 am First occurrence: August 7th 2024, 8:10:10 pm Latest version: ++UE5+Release-5.5-CL-37670630 Platform: Win64 [ ...
Mesh from attached USD fails to import
UE - Editor - Content Pipeline - USD - Mar 31, 2025UDN customer reported this issue: Using legacy USDImporter, the attached USD throws these ensures ensure(Primvar.Get(&UVs, Options.TimeCode)); ensure(Primvar.GetIndices(&Indices, Options.TimeCode) ...
Hovering items at bottom right of Content Browser does not display tooltip and causes cursor flicker
UE - Editor - Sep 17, 2025When hovering over items located at the bottom right corner of the Content Browser while the Editor is maximized, the tooltip is not displayed. It seems that the tooltip would extend beyond the edge ...
Pathtracer - Odd results from any material adjusting normals to complement world position changes
UE - Graphics Features - Path Tracer - Sep 30, 2025Someone on the forums is reporting a possible bug with Pathtracer and any material that adjusts normals to complement world position changes. See pic attached. Reporting forum thread:https://foru ...
Mover plugin: Crash on UFloorQueryUtils::ComputeFloorDist() and other utility functions that assume the pawn uses a UCapsuleComponent
UE - Runtime - Character - Dec 4, 2025The following functions have been found to perform unchecked casts of the pawn's "UpdatedComponent" to class UCapsuleComponent, possibly resulting in crashes:UFloorQueryUtils::ComputeFloorDist()UGro ...
Crash occurs when opening FP_Walk_Fwd in the First Person Template
UE - Runtime - Animation - Sep 12, 2023This is a regression. Tested in //UE5/Release-5.2 CL26001984 Opening the FP_Walk_Fwd animation in the first person template results in an assertion. ...
When set the current language and asset group to different languages, the asset group will not work
UE - Editor - UI Systems - Localization - Nov 22, 2020When set the current asset group language in a particular process, the asset refers to the "source asset" and output warning log. LogPackageLocalizationCache: Warning: Skipping the cache update for ...
Opening a project that contains an actor in viewport with a child actor component of type TextRenderActor crashes the editor
UE - Gameplay - Blueprint - Jan 12, 2016If a blueprint with a child actor component of type TextRenderActor is added to a level and the editor is saved, closed, and reopened, the project will crash with the following assert: Assertion ...
Custom Component class does not show up in Add Component list
UE - Gameplay - Blueprint - Mar 5, 2015Creating a code component class and marking the UCLASS() macro with meta=(BlueprintSpawnableComponent) does not allow the component to be used inside blueprints. Workaround: Adding ClassGroup=( [Gr ...