StaticMeshComponents do not scale to negative value

Tools - Nov 22, 2016

The scale of the component does not reach negative values like the instance of the object. However, the user is able to enter a negative number and the object correctly reflects that entered number. ...

OnActive Gameplay Cues not activating properly in standalone

UE - Gameplay - Nov 28, 2016

This was reported from https://udn.unrealengine.com/questions/323255/bugfix-onactive-not-triggering-for-gameplaycues-on.html In some case it looks like OnActive gameplay cues are not working proper ...

LogUObjectGlobals:Warnings when recording with Sequencer Recorder

UE - Anim - Sequencer - Feb 1, 2017

Warnings occur when recording a new sequence in Sequence Recorder This is not a regression, since it happens in 4.14.3 Warnings:LogUObjectGlobals:Warning: Guid referenced by ThirdPersonCharacter_C ...

Typos in Math_Hall of ContentExamples

Docs - Samples - Sep 20, 2016

Need to update label from 0 to 1 on the left slider of display 1.6Need to update labels for small slider on display 1.10 to display 0, 1, 2 as those values can go up to 2Need to update 1.12 Example ti ...

Physics Constraints have unexpected behavior when used on nested static mesh components

UE - Simulation - Physics - Jul 5, 2017

Physics Constraints have unexpected behavior when used on nested static mesh components. Simulating inside of the blueprint has a similar effect to what is expected but when the BP is added to the l ...

[CrashReport] UE4Editor_Sequencer!FSequencer::Tick() [sequencer.cpp:439]

UE - Anim - Sequencer - Aug 21, 2017

This is a common crash that has occurred since at least the 4.10 release, although there seems to be a gap where it may not have occurred through the 4.12-4.14 releases, but returned with 4.15. Use ...

Interpolators of Particle Dynamic Parameters Need "nointerpolation".

UE - Niagara - Aug 1, 2019

Regardless Niagara or Cascade, dynamic parameters for particles are passed to pixel shaders from vertex shaders via InterpolantsVSToPS. It can cause a precision error on some materials, for example ...

RVT output from Landscape Height gets incorrect mip cache loaded

UE - Rendering - Architecture - Oct 13, 2021

I test it for more information for your reference:It happens only when a Landscape *Height *was output to the RVT, other Landscape's maps like BaseColor are all fine, as well as Height output from o ...

GameplayTagQuery AutoDescription not refreshed after GameplayTag redirect on load

UE - Gameplay - Gameplay Tags - Jan 21, 2026

FGameplayTagQuery does not refresh its cached AutoDescription after GameplayTag redirects are applied during asset load. As a result, after renaming a GameplayTag and restarting the editor, the Game ...

Light as If Static setting does not Persist when Re-opening Project

Tools - Apr 28, 2016

This bug was originally entered back in 4.8 as [Link Removed], but was closed as by design. The reason was, the mesh did not have Lightmap UVs, so using the 'Light as If Static' option would not wor ...