Rotate Around Point Niagara Module causes jittering with Linear Force

UE - Niagara - Dec 1, 2022

Regression: Tested in UE5/Release-5.0, this issue also occurs meaning regression is no. The Niagara System appears to jitter whenever a force is applied after the Rotate Around Point module. If the ...

Search in Blueprint can encounter a deadlock condition when the window is closed before the search finishes and an FText lookup is pending

UE - Gameplay - Blueprint Editor - Jun 19, 2024

When a running search in all blueprints is closed, it may prevent an AsyncTask used to return the look up FText's from StringTables from running on the game thread, leading to a deadlock. When the ...

Pasting custom data floats from a text editor into a instanced static mesh component crashes the editor

UE - Framework - Components - Aug 5, 2024

When an instanced static mesh component with a material using a PerInstanceCustomData node has its data floats pasted in, the editor crashes with an "Array index out of bounds" error. The licensee w ...

Collision Channel on Particle Systems not saving

UE - Graphics Features - Oct 21, 2014

Setting the Collision Channel to anything other than World Static will reset on closing and restarting the editor. ...

Blueprint Tooltips Appear Behind Contextual Menu

Tools - Nov 30, 2015

On an iMac running OSX 10.11.1 a user reports that the tooltips are appearing behind the contextual menu. *See image ...

Crash upon attempting to compile a blueprint while Git source control is active

If a user connects to source control through the Git plugin and creates a repository, when they try to compile a blueprint, they can sometimes crash ...

[CrashReport] Crash trying to destroy an uber graph frame because the RawPointer is still set

UE - Gameplay - Blueprint - Jul 21, 2017

This is a trending crash in the 4.17 Preview. Users have not provided any descriptions of their actions when the crash occurred. Source Context 2408 uint8 *Data = (uint8*)Dest; 2409 ...

Changing Shadow Quality causes SingleLayerWater Materials to disappear

UE - Rendering Architecture - Materials - Nov 15, 2022

Regression: Tested in UE5/Release-5.0, issue is reproduceable. This issue appears to be related to the Opacity Mask of the material, as not having an Opacity Mask does not cause the material to dis ...

GAS: AbilitySystem.DebugAttribute crashes client when server added runtime constructed GEs

UE - Gameplay - Gameplay Ability System - Aug 8, 2023

In a networked PIE session, when the server has applied a programmatically constructed GameplayEffect that has duration policy = Infinite or HasDuration, this results in a client crash when the clie ...

Enhanced input actions with Down triggers mapped to gamepad buttons can get into a bad state after viewport focus is lost

UE - Gameplay - Input - Mar 20, 2024

When we have an enhanced input input action that uses a Down trigger and is mapped to a gamepad button, for example Gamepad Face Button Left, it can get into a bad state when the game is unfocused. ...