Global illumination Postprocess settings doesn't affect Reflection on Mobile

UE - Platform - Mobile - Jul 29, 2019

Postprocess GI related settings look like working in 4.22 on Mobile now, but seems buggy, Not sure if it has supposed to be supported on Mobile since it has no any info in Doc or 4.22's release note ...

NavMesh does not update properly when "Can Ever Affect Navigation" is toggled

UE - AI - Mar 27, 2015

if I place a mesh with "Can Ever Affect Navigation" set to true, then set it to false, it will leave the NavMesh with a bugged "hole" that AI does not path around correctly (causing the "Blocked" er ...

'Affect Translucent Lighting' setting on Lights not working in Forward Renderer

UE - Graphics Features - Apr 30, 2017

The option 'Affects Translucent Lighting' for lights does not seem to have an affect objects/materials using translucency. I tested this setting in the Deferred Renderer and it works as expected. I ...

Brush Clip Affects Surrounding Geometry Beyond the Geometry It Is Applied To

UE - LD & Modeling - Modeling Tools - BSP - Dec 2, 2016

Brush Clip affects the surrounding geometry beyond the geometry it is applied to. (*See attached image for clarification) Regression: No ...

Foliage Instance Static Meshes do not affect the Navmesh

UE - AI - Navigation - Apr 25, 2022

Foliage Instance Static Meshes do not affect the Navmesh. I tried changing the Custom Navigable Geometry to 'Yes' & 'Even if Not Collidable' but got the same results. Repro Rate: 4/4 Tested this i ...

Destructible meshes always affect navigation regardless of collision

UE - AI - Jan 27, 2016

Turning off a destructible mesh's collision will still affect navigation around the destructible mesh Note: This issue is related to [Link Removed]. The workaround for that issue does not apply he ...

Drag coefficient on vehicle blueprints affects forward and reverse differently

UE - Simulation - Physics - Mar 31, 2016

Drag coefficient on vehicle blueprints affects forward and reverse differently. If in reverse, it seems to be additive or multiplicative to the vehicle's movement as opposed to providing any resista ...

Can Ever Affect Navigation Option Being Reset Upon PIE

UE - AI - Mar 29, 2016

Upon PIE, the Can Ever Affect Navigation option is being reset on the capsule component of an empty character. Dragging the empty character into the level, setting the option to true, and then playi ...

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 ...

Multiplayer Shootout is broken in 4.12

Docs - Samples - Jul 7, 2016

Multiplayer Shootout is broken in 4.12. Appears to be caused by the AimOffset animations being imported at the incorrect scale. Regression: Yes, does not occur if you create a 4.11 version of the ...