Unreal Engine Issues
Unreal Engine Issues
Crash editor when many sequencers are opened continuously
UE - Graphics Features - Dec 3, 2020Get crashed in editor when opening many sequencers using the EditorUtilityWidget,. It's not in UE4.25.3, but it crashes in UE4.25.4. And it only occurs when NVIDIA Aftermath (r.GPUCrashDebugging=1) ...
AnimNotifyState with the same class, but different content at the same time will only one be triggred
UE - Anim - Runtime - Oct 26, 2022UDN Case : https://udn.unrealengine.com/s/question/0D54z00008G3EmwCAF/two-c-based-animnotifystate-with-the-same-class-but-different-content-at-the-same-time-will-only-one-be-triggred?fromCase=1 ...
Actor Soft Reference in LevelInstance does not have a Referenced Object during PIE
UE - World Creation - Worldbuilding Tools - Level Instances - May 30, 2023When setting an actor on a level to the SoftObjectRefence(Type:Actor) variable and outputting the object name as a PrintString, the object name cannot be correctly obtained if the set actor is place ...
[Device Swap] - Assertion failed: AudioStreamInfo.StreamState == EAudioOutputStreamState::Closed [File:D:\build\++UE5\Sync\Engine\Source\Runtime\AudioMixerCore\Private\AudioMixer.cpp]
UE - Audio - Jul 25, 2023Issue has been seen a couple times internally and closed as No Longer occurring. Looking at Crash Reporter, issue has been seen live a number of times. Looking at user logs, occurs after:LogAudioMi ...
Memory stomp in UTexture2DArray::SetPlatformData
UE - Texture - May 30, 2024A crash from bad memory access can happen when clearing the textures in a Texture2DArray asset. This appears to be because the order of operations when deleting the platform data is: ``` if (Privat ...
World position offset behaves differently when setting its value directly on the result node
UE - Rendering Architecture - Materials - Jul 8, 2024The world position offset input of the result node does not behave consistently. There is an obvious visual difference between the setting it by connecting a float3 color constant, versus setting th ...
Building Geometry Stops UTickableWorldSubsystem Ticking
UE - Gameplay - Jan 13, 2025Can be mitigated by reopening the Level. There is a repro project provided by the licensee on the case ticket. ...
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. ...
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 ...