HISM: Calling UpdateInstanceTransform with a transform only containing rotation or scale would not update the transform at runtime or cooked

Tools - Foliage - Aug 29, 2018

Calling UpdateInstanceTransform on a HISMC with a transform only containing rotation or scale would not update the transform at runtime or cooked. ...

Unable to add Transform track to Particle

Sequencer - Aug 28, 2018

Unable to add Transform track to Particle. Does not occur in Dev-Sequencer. ...

Changing Area Light Settings In Blueprint Causes Crash

Enterprise - Aug 27, 2018

Changing area light settings in blueprint will Cause a crash. Found in 4.20 CL# 4302132 and 4.21 CL# 4307852 Unable to test in 4.19 due to provided project being in 4.20 ...

ARKit GetCurrentFrame crashes app

Virtual Reality - Aug 22, 2018

Using "GetCurrentFrame" crashes app. "The crash is due to the default constructor of FAppleARKitFrame being called by the above mentioned blueprint function. That constructor fails to initialize fi ...

Adding Variable to Struct (Exposed on Spawn) breaks SpawnActor functionality without error/warning

Gameplay - Blueprint - Aug 16, 2018

Adding a variable to a Struct used with SpawnActor breaks functionality without warning. Workaround: Clear Class from SpawnActor and reassign same class User Cites Blueprint Compile manager as fau ...

IOS binaries are not included when a plugin is packaged for IOS using a binary Engine installation

DevTools - UnrealBuildTool - Aug 7, 2018

Packaging a plugin for the IOS platform on a Mac completes successfully, but there are no IOS binaries included in the packaged plugin. Once the package process completes, the packaged plugin only c ...

Set Material in Blueprint Causing Crash

Rendering - Jul 30, 2018

Using "Set Material" for a static mesh in blueprint causes a crash. Working properly in 4.19 CL# 4033788 Found in 4.20 CL# 4233996 and 4.21 CL# 4234136 This is a regression. ...

Generate Project files does not add Intellisense include paths for .generated.h files

Core - UnrealHeaderTool - Jul 23, 2018

Attempting to open a .generated.h file using intellisense results in an error due to the file not being found as the proper search file paths were not added when generating the project files. Pleas ...

Forced reboot launching editor the first time

DevTools - May 30, 2018

Note that before I tried running the editor via the Launch button, I just happened to run the Editor exe directly, and this did not repro then. After my PC rebooted I tried to reproduce it again an ...

Vertex Color Information Lost on Editor Restart

Tools - Apr 19, 2018

This is a regression. In 4.19 and Main (CL 4008322), vertex color information does not save properly and data is lost when editor is reopened. Creating project from scratch instead of copying over f ...