The cloth mask vertexcolor is not updated when re-importing new vertexcolors

UE - Simulation - Physics - Character - Oct 7, 2019

The function UClothingAssetFactory::ImportToLodInternal that set the FClothPhysicalMeshData structure is not call again when we re-import so the vertex colors are not updated. ...

SteamVR - Packaged project does not scale to monitor bounds

UE - Platform - XR - Oct 4, 2019

Packaged projects will not match monitor resolution when SteamVR is being used. STEAMVR 1.7.15 used ...

Encryption handshake will fail if a seamless travel occurs during key lookup

UE - Networking - Oct 4, 2019

The encryption token challenge/response portion of the control channel handshake can fail due to a seamless travel occurring between the client's NMT_Hello being received by the server and the serve ...

Custom Depth does not override occlusion if it's set during runtime

UE - Graphics Features - Oct 4, 2019

Adding a Custom Depth material at runtime does not make the object its applied to render through walls. Tested in 4.22.3 (CL - 7053647), 4.23 (CL - 8386587), 4.24 (CL - 9413529) ...

SceneTexture [SceneDepth] is not displayed correctly in ES3.1Preview

UE - Platform - Mobile - Oct 4, 2019

It will be displayed correctly when launched with XperiaXPerformance. ...

Engine Crashes When Trying to Add an Entry to a TMap in a Nested Struct That is an Element of an Array

Tools - Oct 3, 2019

When trying to add an entry to a TMap in a nested struct that is an element of an array the engine crashes. This doesn't happen if it is not an array of the nested struct. Attached are .h and .cpp ...

Localization Preview Button in Widget Editor does not appear to work

UE - Editor - UI Systems - Oct 3, 2019

The button used to toggle a localization preview in the UMG designer tab does not appear to have an effect on any of the text in the designer tab. ...

LightMap is created exceeding [Packed Light and Shadow Map Texutre Size]

UE - Graphics Features - Lumen - Oct 3, 2019

When LightBuild is performed with CornTestBox.umap of EngineTest, 4096 light maps are generated even though [Packed Light and Shadow Map Texutre Size] is 1024. The reason is that the asset's LightMa ...

Crash when resizing window using Quad Stereo Buffer

UE - Virtual Production - nDisplay - Oct 2, 2019

We noticed crashes in our application when we attempted to resize a window or switch to full-screen mode. Hence, resizing windows and switching to full screen will result in a crash on Unreal Engine ...