Overlap trigger on Event Begin Play doesn't work after converting project from 4.7.6 to 4.8 P2

UE - Gameplay - May 18, 2015

Overlap trigger on Event Begin Play doesn't work after converting project from 4.7.6 to 4.8 P2. The user thought this was related to using Custom collision object types but it is reproducible with ...

Gamepad input affects multiple game instances at once, due to not needing focus.

UE - Editor - UI Systems - Slate - Mar 5, 2019

Since Gamepad input works without needing focus (which was added in 4.9 with [Link Removed]), a Gamepad's input will also affect all instances running on the same computer. Regression?: No This occ ...

Visibility of World Outliner doesn't affect skylight

UE - Graphics Features - Nov 27, 2018

Visibility of World Outliner doesn't affect skylight. But it affects other kinds of lights like Point Light, Directional Light. I found that USkyLightComponent::CreateRenderState_Concurrent() doesn ...

NavMesh does not update properly when "Can Ever Affect Navigation" is toggled (For Static Meshes)

UE - AI - Sep 15, 2015

This issue is related to [Link Removed] (which was fixed). However if the user creates a new actor and then adds a static mesh they can end up with permanent holes in their nav mesh. If the user tog ...

Adjusting Lighting Rig Rotation manually only affects the sky and not the lighting

UE - Gameplay - Aug 2, 2016

In the Preview Scene Settings, adjusting the Lighting Rig Rotation setting manually doesn't affect the lighting. It only affects the sky. ...

Changing the mass for a Destructible asset does not affect it

UE - Simulation - Physics - Destruction - Nov 19, 2014

DESCRIPTION: Changing the mass of a Destruction asset does not affect it. In comparison doing the same for a static mesh set to simulate physics will adjust accordingly. Forums Post: https://forum ...

The Editor freezes during PIE when loading a .sav file from 4.7 in a 4.8 or 4.9 project

UE - Gameplay - Jun 24, 2015

The Editor freezes during PIE when loading a .sav file from 4.7 in a 4.8 or 4.9 project. The user reporting this reports a memory leak and crash, but I have not been able to reproduce that in partic ...

Several issues with 4.25.1 and Win 7

UE - Graphics Features - Jun 22, 2020

Users are reporting issues with the 4.25.1 hotfix and Win 7, including running cooked builds and the editor crashing: https://forums.unrealengine.com/unreal-engine/announcements-and-releases/1755531 ...

The cap of a sliced procedural mesh is not affected by lighting

UE - Gameplay - Jul 14, 2016

After slicing a procedural mesh, the cap on the sliced end does not seem to be affected by lighting. This can result in the end looking dark. ...

Editor Crashes after updating to 4.7.2

UE - Graphics Features - Mar 7, 2015

Crash Reporter [Link Removed] User installed UE4, version 4.7.1 few days ago and I hadn't any problems with launching Unreal Editor. After upgraded the engine to 4.7.2 is getting crash every time ...