4.23 Preview crashes with command line arguement -AutomatedMapBuildUseSCC = False

Core - Aug 1, 2019

Using an automated script in command line arguments to build project map causes a crash. Note: that it will not crash when 'UseSCC=false' is omitted, but it will not build the map either. Screen gr ...

Apple TV - Cloudkit - Infinite loop

Platform - Mobile - Jul 31, 2019

When cloudkit is enabled, the regular Apple TV may get stuck in an infinite loop in FOnlineUserCloudInterfaceIOS::OnReadUserCloudFileBegin(): while (CloudFile && CloudFile->AsyncState == EOnlineAsy ...

Apple TV offline saves fix

Platform - Mobile - Jul 31, 2019

Offline save games don't work on Apple TV, (in fact all file operations fail) because Apple has decided that you can't store anything in the NSDocumentDirectory anymore. The fix is to replace occurr ...

Package does not load using Vulkan on Oculus Quest

Virtual Reality - Jul 31, 2019

When attempting to open a package using Vulkan, the application is loading and never opens. This happens for Launch On as well. This issue may be related to UE-75268. I was not able to reproduce th ...

Oculus Plugin Content - Oculus RiftS Controller - Roughness Mask not connected in material

Virtual Reality - Jul 31, 2019

New Material for the new RiftS/Quest controller meshes does not have roughness mask connected. With roughness connected controller looks better (Shiny buttons, Matte Grip) but I want to call out a ...

Consecutive runs of a Functional Test do not populate screenshot differences in the Screen Comparison Tab

Automation - Jul 31, 2019

Consecutive runs of a Functional Test do not populate screenshot differences in the Screen Comparison Tab Discovered during the verification of UE-68198, that issue was closed due to the setup not ...

Set Component Tick doesn't work on Cascade Particle Systems

Rendering - Cascade - Jul 31, 2019

Changing the Component Tick Interval via Blueprints has no effect on Cascade particle system components. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 P3 (CL - 7445012), 4.24 (CL - ...

Physics replicates incorrectly on the Client-Side on sloped surfaces

Networking - Jul 30, 2019

Replicated objects don't behave correctly on the client-side on slopes when not sleeping. By placing two cubes on one another and slightly rotating the bottom one to create a very gentle slope, the ...

Adding Niagara system to a projectile causes a crash

Rendering - Niagara - Jul 29, 2019

Adding a Niagara system to a BP_Projectile in a C++ First Person Project  and then restarting it causes the editor to crash. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 (CL - 744 ...