Unreal Engine Issues

UMaterialBillboardComponent Memory Leak and Hitching (Unreal 4.19.2 + 4.19.1)

Creating an actor with a UMaterialBillboardComponent causes Editor hitching. ...

Fix iterative cooks to keep track of CookAdditionalFiles and delete them when the package file that created them is invalidated

A licensee reports they are using the CookAdditionalFilesOverride function in UObject to add files to the project. This file is properly copied into the Staging area during Packaging, and is appropr ...

UE4.27.2 Dangling reference and assertion failure in FMaterialShader::GetShaderBindings() in ShaderBaseClasses.cpp

This seems to be a threading issue, as forcing the editor to run single threaded with -onethread makes the assert not reproduce. ...

Noise Material Expression Position Input says it can take a 2 dimensional vector, but errors if you do

[Image Removed] ...

Fbx Exporter: If 2 sections use the same material, one section will have a wrong material in the fbx.

Text block blurs when its render transform translation is changed from default to ex: [0.0x, 2.0y]

When creating a new Widget Blueprint in a new project and adding a Text Block, the Text Block blurs when its Render Transform Translation Y-Axis is changed from default to ex [0.0x, 0.0y]. Regressi ...

Fix MM node "Yaw From Animation Blend Rate" for skeleton with root bone rotated X or Y up

Levels will not Move With Containing Folder That is Moved to Another Folder in the Content Browser

When attempting to move a folder 1 that contains a level/map to another folder 2, a duplicate of the folder 1 containing the level will be generated in folder 2 while the level and original containi ...

Certain particle effects in ContentExamples pause when looked at on Mac with Metal

Certain particle effects in ContentExamples stop playing when looked at from a specific angle. The affected demos are 2.1, 2.4, 2.5, and 2.7 Seen on an Nvidia MacbookPro and AMD MacPro Does not o ...

VectorNoise Material Expression Position's tooltip says it accepts 2 or 3 dimensional vectors, but the node raises an error if a Float2 is input

Unable to render embedded object: File (image-2023-12-01-12-00-35-167.png) not found. ...