Crash when trying to swap out a material with in a merged actor with LODs

Tools - Sep 20, 2016

Crash when trying to swap out a material with in a merged actor with LODs. The editor crashes when trying to change the material for the merged actor with LODs ...

Changing Physical Surface Name and Reassigning It From Default Value Crashes

UE - Simulation - Physics - Oct 18, 2016

Changing the name of a physical surface that has already been applied to a physical material will cause a crash, if you try to reapply the renamed physical material from default. The physical materi ...

FCanvasTriangle Item not accepting information from material Vertex Color

UE - Gameplay - Jul 15, 2015

From a Draw Material Triangle you cannot use a Material calling vertex color and the provided Vertex Color Pins to yield color on the HUD drawn triangle. It will always appear White. [Image Remove ...

Foliage is removed when erasing with Erase Density set to 1

UE - World Creation - Worldbuilding Tools - Foliage - Aug 19, 2016

I found with a high density of foliage instances, you're able to erase some of them even when Erase Density is set to 1.0 ...

GearVR crash with material using Fresnel or WPO on Snadragon S7

UE - Platform - Mobile - May 19, 2016

Talking with ChrisB, this has been passed to Samsung and Qualcomm for investigation with the Signal 11 crash. This only affects the Snapdragon S7 devices. ...

Torque curve makes no difference on vehicle movement

UE - Gameplay - Blueprint - Sep 11, 2015

When changing the Torque Curve in a Wheeled Vehicle's Vehicle Movement Component, the values set don't affect the torque of the vehicle. ...

Setting Alpha on RigidBody node results in bone displacement

UE - Simulation - Physics - Jan 31, 2017

If the user sets the Alpha channel on the RigidBody node to something between 0 and 1, this can result in some bone displacement. ...

[CrashReport] Mac crash - UE4Editor-MetalRHI.dylib!GetMetalDeviceContext()

UE - Graphics Features - Aug 15, 2017

This is a trending Mac crash in the 4.17.0 release. Users have not provided any descriptions of their actions when the crash occurs. ...

Set members in Slate Color for the foreground color of a combo box does not appear to change the color of the selected text

UE - Editor - UI Systems - Mar 14, 2018

When setting the foreground color through blueprints at run time for a combo box it does not appear to affect the the selected item text. ...

Scene Capture 2D: additive mode not working in 4.19

UE - Graphics Features - Apr 20, 2018

Additive Composite Mode is not behaving as expected in 4.19 User reports that Composite mode is also affected. ...