'Set Timer by Function Name' not able to call functions that return an Output Parameter

UE - Gameplay - Jul 16, 2018

When using a 'Set Timer by Function Name' node with a Function that has an Output parameter it will fail at executing the Function. If the Function is called with an Event BeginPlay node it will fu ...

Instance UObjects in an array on an Actor replaced by pointers to other objects in array while PIE

UE - Gameplay - Blueprint Runtime - Sep 20, 2018

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 ...

Weird reflection pixels of translucent objects with Ray Tracing Reflection

UE - Graphics Features - Lumen - Jul 15, 2020

[Image Removed] ...

Landscape Collision does not register from under the landscape

UE - LD & Modeling - Terrain - Landscape - Jan 4, 2016

Landscape collision does not properly register if a character collides with it from under the landscape. ...

Moving or changing the name of a map that is set as the Game Default Map or Editor Startup Map does not update the map settings

Tools - Dec 4, 2014

Moving or changing the name of a map that is set as the Game Default Map or Editor Startup Map does not update the map settings. These will still refer to the old name of the map, and the Editor and ...

Sub editors do not gain focus when opened

Tools - Aug 3, 2015

Sub editors do not gain focus when opened. Ctrl+F4 (Close Major Tab) does not work until the open tab has gained focus, so it must be clicked before the hot-key works. Reproduced in 4.8.3 binary an ...

Screen Space Reflection Quality seems Inaccurate or Misleading

UE - Graphics Features - Jul 12, 2016

A user has reported the SSR quality on Macs has no visible difference between 60.0 to 100.0. I was able to confirm this is the case and also found this to be true on PC as well. I noticed that the ...

Start up movies are default checkerboard when blacklisting slate fonts in shipping package

UE - Platform - Mobile - Oct 11, 2016

When using pakblacklist for shipping, the start up movie will become a checkerboard due to ../../../Engine/Content/Slate/Fonts being included in the blacklist file. This is happening on both Android ...

Set Actor Enable Collision is not replicated

UE - Networking - Jul 14, 2015

Set Actor Enable Collision is not replicated. Reproduced in 4.7.6, 4.8.2, and Main (//depot/UE4/Promotable-CL-2619427) ...

PhysicsHandle::GrabComponent creates offset from hit location

UE - Simulation - Physics - Sep 15, 2015

When trying to create a "impaled" effect with a physics handle, calling GrabComponent creates an offset between the hit location and the projectiles location. This causes the skeleton to be "impale ...