Unable to add Transform track to Particle. Does not occur in Dev-Sequencer. ...
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 ...
Instanced and skeletal meshes produce an overlap but fail to compute an MTD, resulting in the logging of "OverlapTest says we are overlapping, yet MTD says we're not" in LevelActor.cpp ComponentEncr ...
This appears to be a UE4 bug in the way it handles the importing of FBX Material IDs from 3DS Max exports.Max uses set Mat IDs to organize multiple materials on a single object.UE4 correctly handles t ...
UnrealHeaderTool cannot parse certain declarations with a trailing `const` instead of a leading `const`. ...
When this issue occurs printing out the addresses of each item in the array shows that elements 2 and 3 have the same address, so for some reason the second element's value is being overridden by th ...
Using "start previewing node" in a post process material does not work. The preview will only show the final result that is connected to the material attributes. Working as expected in 4.18 CL# 38 ...
UDN report: Hi, This is not really a question, but I just wanted to point something. It seems that the PseudoVolumeTexture method in common.ush is not working the same way between DirectX and Ope ...
Running a packaged game with DX12 will crash on launch every second start and after. If you delete the files with the .ushaderprecache extension that are in the ProjectName/Saved folder the exe star ...
Licensee reports: Dug into this further and our iOS devices aren't receiving any of the handshake messages sent by the Session Frontend (or any other UDP messages for that matter) because multicast ...