Hit Box components created by listen server at runtime won't replicate

UE - Networking - Nov 17, 2022

Reproduced 3/3 times. Issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. This is By Design. Replication for actors is disabled by default, and need to be enabl ...

Perforce Version Control visually appears to allow deletion of locked files in Content Browser

UE - Editor - Workflow Systems - Nov 23, 2022

Repro Rate: 3/3 This issue was reproduced in //UE5/Release-5.1 at CL 23058290. This is confirmed to not be a regression since the error also occurs on the previous live version. This is regression ...

Using "Watch This Value" on Pawn causes memory leak

UE - Gameplay - Blueprint Editor - Dec 1, 2022

Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. No memory leak occurs when watching a new blank Actor BP, which implies the root cause ...

Dark square appears in hair in direction of spotlight when shadows disabled

UE - Graphics Features - Sep 18, 2024

A dark square appears in the direction of a spotlight on hair when the spotlight has no shadow. [Image Removed] In UE 5.4 the dark square is visible when the spotlight has no shadow, and a light s ...

No warnings or errors if a UEnum has Bitflags metadata, but no Flags flag.

UE - Framework - Blueprint Compiler - Jan 29, 2025

The problem here isn't obvious: the native enum, EAnotherEnum, is missing the Flags flag for the UEnum. As a result, K2Node_GetEnumeratorNameAsString returns the max enum when it gets a combined fla ...

Additives using Frame From This Animation as the Base Pose Type fail to retarget correctly

UE - Anim - Rigging - Retargeting - Feb 13, 2025

Additive animations that use a frame from their own sequence as a base pose are initially broken when retargeted.  Users have to refresh the properties that select the base pose in order to fix the ...

Enabling Wireframe Mode along with HDR (EyeAdaptation) Visualization crashes the Editor

UE - Graphics Features - May 29, 2025

In the Viewport, enabling Wireframe Mode (ALT+2) along with HDR (EyeAdaptation) Visualization crashes the Editor. I've tested different versions and this issue is not present on 5.0, but it reproduc ...

[CrashReport][GPU Crash] UpdateRadianceCaches

UE - Graphics Features - Nov 19, 2024

A GPU crash may occur during UpdateRadianceCaches. No known repro exists. Additional details in comments. Latest version: ++UE5+Release-5.5-CL-37670630 Platform: Win64 [Windows 11 (24H2) [10.0.261 ...

Crash upon opening a level that is parented to a Custom Level Script

UE - Gameplay - Blueprint - Jul 30, 2015

The attached project will crash whenever attempting to load the default map which is parented to a custom level script made by the user. Note: This issue doesn't occur for all maps in the project. ...