Map Get Node Pins In Niagara Module Scripts Can't Search For Standard Data Types

UE - Niagara - Mar 16, 2020

This wasn't like this in 4.24 (see attached images). If you create a variable Engine.Owner.Position the search will find it however. Found in 4.25 Preview 2. Reproduced in 4.26 Main. ...

Blueprint Static Meshes lose Vertex color information in Standalone/Release

UE - LD & Modeling - Modeling Tools - Mesh Editing - Sep 21, 2018

In the editor, vertex information can be painted on static meshes that are part of a blueprint. When testing by playing in “Selected Viewport” the painted vertex information is correctly saved and d ...

OnClicked event of UMG button fires once in twice if virtual joystick is receiving input.

UE - Editor - UI Systems - Oct 14, 2015

OnClicked event of UMG button fires once in twice if virtual joystick is receiving input. Both Andorid and iOS devices are affected. This issue is found with 4.9 update. under 4.8 are fine. ...

libfbxsdk Crash on importing FBX with Animation

Tools - Nov 4, 2015

When importing the attached FBX file, the engine crashes the libfbxsdk module. The same FBX can import successfully into 4.9.2 with only bone errors listed in the Message Log. Crash Reporter Link: ...

Level Sequences- Overriding binding of a spawnable mid-playback doesn't despawn spawnable

UE - Anim - Sequencer - Jun 8, 2023

Reported by user in UDN. Overriding the binding of a spawnable actor track while the sequence is playing will result in 2 visual copies of the actor, the original spawnable, which doesn't get destr ...

Enabling Fixed Frame Rate doesn't Lock the Frame Rate

UE - Rendering Architecture - RHI - Nov 19, 2019

When a project is set to use a fixed frame rate via the Project Settings it is uncapped when played in editor. Found in 4.24 Preview 2 CL#10091930 Reproduced in 4.25 Main CL#10298106 ...

Crash dragging Sound Wave onto Output node in Newly Created Empty Sound Cue

UE - Audio - Aug 22, 2016

A licensee has reported a crash when dragging a Sound Wave onto the Output node within the Sound Cue editor. Regression? This crash does not occur on the 4.11.2 binary release CL-2946394 ...

Translucent Surface Material and Additive Particles not rendering on Metal in Shipping/Distribution

UE - Platform - Mobile - Oct 22, 2015

Certain Translucent Materials with Surface Lighting Models and Additive Material based Particle Systems will not render in Shipping/Distribution configuration using Metal Rendering on an iPhone 6*. ...

Spawned actors with meshes become invisible in editor after changing level

UE - Graphics Features - Sep 7, 2018

When moving actors spawned from within the editor to a new sublevel, their meshes stop rendering. However, if you open a new level then re-open the old level the meshes become visible again. You wil ...

Skeletalmesh editing can be slow when asset have a lot of morphtarget

UE - Editor - Mar 3, 2020

After investigation, the asset is not rebuild, what took time is the 2 following partThe serialization of the DDC where we have to initialize the morph targetsE:\P4\main\Engine\Source\Runtime\Engine ...