Alembic Geometry Cache files does not honor the flag for Receive Decals when using DBufferDecals

UE - Graphics Features - Nov 23, 2016

DBuffer Decals have no effect when setting the flag for Receives Decals for an Alembic Geometry Cache actor. Alembic imports for Static Mesh and Skeletal Mesh are unaffected and work as intended. ...

FPropertyEditorInlineClassFilter confusing (and wrong) IsA semantics

Tools - Mar 20, 2017

FPropertyEditorInlineClassFilter IsUnloadedClassAllowed and IsClassAllowed use the confusing IsA semantics. In the IsUnloadedClassAllowed, the usage seems wrong completely. It seems like the real i ...

Nativization of Blueprint Subclass of PlayerStart fails

UE - Gameplay - Feb 23, 2018

Fail to package with nativization. cannot convert from 'USceneComponent *' to 'UBillboardComponent ...

Merging negative-scaled actors breaks materials

UE - World Creation - Worldbuilding Tools - HLOD - Mar 27, 2018

Materials are broken when merging a mesh with another that has negative scale Licencee states that bisMirrored in FMeshMergeHelpers::TransformRawMeshVertexData seems to be involved. Does not occur ...

Blutility context menu popup shows all pins inside function

OLD - Anim - Jul 23, 2018

ActorAction Blutilites are showing all pins inside a function. This does not happen with editor callable custom events. Also occurring in Main/4.21 CL #4221482 ...

Crash when naming function parameter 'none'

UE - Gameplay - Blueprint - Aug 23, 2018

Naming a parameter "none" will cause crash on compile. Asset may not be able to be reopened. Also confirmed in Main CL 4309299 ...

Game Crash when switching to full screen in Game with Sumsung Odyssey HMD device connected

UE - Platform - XR - Nov 26, 2019

crash log from lincesee: [2019.11.11-10.34.30:123][228]LogOutputDevice: Warning: Script Stack (0 frames): [2019.11.11-10.34.30:123][228]LogWindows: Windows GetLastError: 操作成功完成。 (0) [2019.11.11-1 ...

The Gradient Paint Tool In Cloth Simulation Doesn't Work On Mac

UE - Simulation - Physics - Feb 28, 2020

The Gradient Tool rotates the camera on Mac instead of painting the Gradient End Value. I wasn't able to test in Main on a Mac. There were no issues on Windows in 4.23.1, 4.24.3 and 4.26 Main. Foun ...

Changes to local project settings (Project/Saved) are not propagated to the default ini file upon using "Set As Default" if that file is currently checked-in/read-only

Tools - Aug 20, 2020

Changes to local project settings (Project/Saved) are not propagated to the default ini file upon using "Set As Default" if that file is currently checked-in/read-only. ...

VCAM 2.0 - No signal on iPad from Mac OSX

UE - Virtual Production - Tools - Virtual Camera - Jul 19, 2021

UDN case link with this ticket [Link Removed] ...