Cannot update Collision profile of Cloth Assets

UE - Simulation - Physics - Character - May 12, 2017

Cannot update Collision profile of Cloth Assets. From what I can tell, the collision profile is embedded in the Clothing Asset when it's created. However, if you change your physics asset and want ...

WASM HTML5 Runs out of Memory in Chrome versions 58+ on Windows

UE - Platform - Mobile - May 5, 2017

We were seeing out-of-memory errors when launching on Chrome version 58 on Windows (both 32-bit and 64-bit). After some investigation, the root cause appears to be a regression introduced in Chrome ...

Editor crash when spawning character from template

UE - Gameplay - Components - May 18, 2017

Spawning a character using an existing character as a template causes the spawned character to inherit the animation of the original and may lead to a crash. This appears to be unique to character ...

Cannot add to Override Materials array of a Static Mesh Component

UE - Graphics Features - May 23, 2017

Materials cannot be added to the Override Materials array in a static mesh component because attempting to add elements to the array fails. Regression: Yes - using the plus button to add to the arr ...

Dynamic Light placed inside of a Dynamic Static Mesh doesn't pass through the geometry

UE - Graphics Features - Jun 2, 2017

Dynamic Light placed inside of a Dynamic Static Mesh doesn't pass through the geometry. The static mesh is not double-sided. User Description: It appears that in Unreal 4.16 one loses the ability ...

Shadow Color Not Updated After Light Build When a Texture is Changed and Reimported

UE - Graphics Features - Jun 2, 2017

Creating a material using a texture (say, blue) and then changing the source file on the texture and reimporting will not update the shadow color after building lighting. Making changes to the mate ...

No output pin for created actor on "Create Level Sequence Player"

UE - Anim - Sequencer - Jun 7, 2017

No output pin for created actor on "Create Level Sequence Player". This originally spawned from a licensee looking for a way to set the "Sequence Player" to a different sequence, but it also showed ...

Packaged project crash on open with GEngine & ConstructorHelpers

UE - Foundation - Core - UObject - Jun 28, 2017

When GEngine is used in a constructor before calling a ConstructorHelper function, the packaged game will crash on open with an assertion about recursion (see screenshot) ...

Crash: Direct3DDevice->CreateBuffer failed at D3D11VertexBuffer.cpp with error E_INVALIDARG

UE - Graphics Features - Jul 6, 2017

This is a common crash affecting users since at least the 4.14 release. It was previously associated with [Link Removed], however that has been marked as fixed. Source Context 221 void Veri ...

[CrashReport] UE4Editor_MovieSceneCapture!FormatForEDL() [moviescenecapturehelpers.cpp:216]

UE - Anim - Sequencer - Jul 6, 2017

This is a common crash affecting users in 4.16. User Descriptionsrender a sequence to a video file or image sequence Source Context 205 void FormatForEDL(FString& OutputString, const FStri ...