LevelInstance: Editor Texture Streaming (UDN)

UE - World Creation - Worldbuilding Tools - Level Instances - Aug 14, 2023

Further investigate and fix Editor Level Instance texture streaming data update which currently isn't being updated when moving a Level Instance in the editor. ...

Cannot copy from the message log when building with Clang

UE - Editor - Workflow Systems - Jan 8, 2024

This was disabled for clang a long time ago in CL 3019423 due to a codegen crash but seems like the bug is fixed now ...

Crash when double clicking on RowStruct's CurveEditor

UE - Editor - Workflow Systems - Mar 15, 2024

This problem can be reproduced with UE5.3 even after applying fix [Link Removed]. We have verified this issue with UE5.1 and it is not reproduced.  ...

Crash upon launching packaged game with Share Material Shader code enabled

UE - Graphics Features - Oct 27, 2017

When launching a packaged game that has Share Material Shader Code enabled, the process will crash before opening. Regression?: Yes This issue does not occur in 4.17.2-3658906+++UE4+Release-4.17 Th ...

'Directions are not Compatible' error on ForEachLoopWithBreak if split struct pin is disconnected from Enum type

UE - Gameplay - Blueprint - Mar 25, 2015

'Directions are not Compatible' error on ForEachLoopWithBreak if split struct pin is disconnected from Enum type. Note: If the pins are reconstructed and the resplit, the error is fixed. ...

ScrollBox: Add Inertial Scrolling (Touch)

UE - Editor - UI Systems - Oct 16, 2015

Verify that inertial scrolling works in the ScrollBox and the ListView on touch devices. We have reports that it isn't working in 4.9, it may have been fixed since then, or not be as smooth as it c ...

WmfMedia: Track switching does not work

Media Framework - Aug 31, 2016

Track switching is currently not supported, because media with multiple tracks of the same type fail to load. Once that is fixed, implement run-time track switching. ...

BeginPlay not called for Post-Process Anim Instance

OLD - Anim - Oct 29, 2019

Post-Process Anim Instances do not have BeginPlay called. The proposed fix is to addif (PostProcessAnimInstance) { PostProcessAnimInstance->NativeBeginPlay(); PostProcessAnimInstance->Blu ...

Sequencer particle toggle tracks evaluate one extra frame

UE - Anim - Sequencer - Jul 1, 2020

It looks like particle toggle tracks use TimeRangeToNumberRange which gives the incorrect range as a result of CL 10893518 which fixed [Link Removed]. ...

Deterministic cooking issue caused by ParticleModuleTypeDataGPU

UE - Niagara - Jan 18, 2021

This problem is similar to the following case. [Link Removed] [Link Removed] It seems to have been fixed in 4.16, but the licensee reported it in 4.25. ...