Can't save map warning with Create Dynamic Material Instance node using wrong input

UE - Gameplay - Blueprint - Dec 18, 2015

When using a Create Dynamic Material Instance node the Get Material node will plug into the World Context Object rather than the Parent input. This will cause a error to be thrown that does not allo ...

MAC: Drop Down Menus Continuously Flicker (In Certain Conditions)

UE - Editor - UI Systems - Slate - Nov 4, 2015

Shown in the Behaviour Tree Graph, if the Dropdown menu's length exceeds the Behavior Tree Graph window, the menu will try to offset it's position in order to display all information and will flicke ...

Cannot package a Client version of a project in UFE when using VS 2017

Media Framework - May 16, 2018

Trying to package a Client version of a project using Visual Studio 2017 currently fails. Packaging a Client version of a project using Visual Studio 2015 completes successfully. Alternate Steps to ...

CharacterMovementComponent causes the Character to slide when jumping on moving objects

UE - Gameplay - Player Movement - Sep 21, 2018

When the CharacterMovementComponent makes the transition from falling to walking, it retains the forward velocity it had while falling. When the character lands on the moving object, its new velocit ...

Crash when audio device is unplugged and the audio mixer engine is in use

UE - Audio - Jan 11, 2019

The Editor crashes when using the new audio mixer and adding/removing a USB headset to the PC. ...

fbx metadata does not persist

UE - Editor - Content Pipeline - Import and Export - Jul 21, 2020

Delete an SKM asset Import the original fbx so that a new SKM asset is made in the exact same location in the content browser Apply some metadata tags or confirm that the asset imported with fbx m ...

Inconsistent Hit Results with Landscape Physical Material

UE - Graphics Tools - Terrain - Landscape - Apr 18, 2022

The physical material returned from the hit results of a line trace done on a Landscape using a physical material is not always correct. ...

Discrepancy in FBX import on animations

UE - Editor - Content Pipeline - FBX - Mar 19, 2025

In the attached screenshots, the following Animation Sequence assets are wrong: * FX_WST050_pSphereB1_TS_AnimFX_WST050_pSphereC1_TRS_AnimFX_WST050_pSphereC1_TRS_AnimFX_WST050_pSphereD_TR_Anim If yo ...

Cascade - Some Delayed Particle Emitters Don't Function with High Delta Times

UE - Niagara - Cascade - May 13, 2025

This is a Cascade issue from a UDN where single loops can be skipped if the DT is high enough. ...

Tool tips on the main monitor scale to the DPI of the secondary monitor.

Tools - Aug 2, 2016

If the user has different DPI Scaling set on each monitor, the main monitors tool tips will change size based on the secondary monitor. ...