Large Landscapes using World Composition have weird LODs when streamed out and back in

UE - World Creation - Worldbuilding Tools - World Composition - Mar 13, 2020

When World Composition Sublevels are streamed out and back in the LODs appear distorted. This reported and tested in 4.24.3 (CL-11590370). This was reproduced in 4.23.1 (CL-9631420), 4.25 Preview ...

BuildPatchTool doesn't finish if enabled building Http Chunk on Mac

Portal - Jan 25, 2021

We may fix this issue by the following codes. FPakPlatformFile::FPakPlatformFile(): LowerLevel(NULL) ,bSigned(false) { // remove //FCoreDelegates::GetRegisterEncryptionKeyMulticas ...

Editor preview safe zones for notched iPhones do not match those used at runtime

UE - Platform - Apple - Dec 4, 2020

Hi, on iOS we ask the device for its cutout regions, but the values returned by the device can be overridden using the SafeZone.Landscape.* cvars. However these are on-device only settings. When th ...

Placing WaterBody makes sub-levels that should have no effect dirty

UE - LD & Modeling - Terrain - Water - Mar 30, 2021

This issue occurs when using the Landscape Streaming Proxy. ...

Project fails to package when given the name "Test" and Encrypt Pak ini Files is enabled

UE - Foundation - Core - May 22, 2019

Project fails to package when given the name "Test" and Encrypt Pak ini Files is enabled Error: UATHelper: Packaging (Windows (64-bit)): ERROR: No target name was specified on the command-line. ...

SpeedTree velocities broken

UE - Graphics Features - Mar 18, 2021

Command buffer failure rates increased on iOS 15 devices compared to earlier iOS versions

UE - Rendering Architecture - RHI - Sep 23, 2022

There is a licensee report that command buffer failure rates on iOS 15 devices have increased compared to earlier iOS versions, and the issue may be related to foregrounding or backgrounding. ...

Merged actors cannnot cast shadows when source actors Cast Shadows is disabled

UE - World Creation - Worldbuilding Tools - Merge Actor - Aug 19, 2020

Merging actors with cast shadows disabled causes the merged actor to be unable to cast shadows at all. Toggling the Cast Shadows option does not resolve the issue. This is seen in //UE4/Release-4.2 ...