If child actor component is already also overlapping something it's parent will not fire off an overlap event

UE - Gameplay - Jan 11, 2016

If the a blueprint has an overlap event and that blueprint has a child actor component with an overlap event then the child can stop the parent from firing off an overlap event if the child also ove ...

Hierarchical Instanced Static Meshes do not render in Custom Depth

UE - Graphics Features - Jan 6, 2016

When rendering a custom depth post process material Hierarchical Instanced Static Meshes will not use this even if they have been enabled to do so. Sample Project attached. ...

User's project crashes when right clicking a blueprint

UE - Gameplay - Blueprint - Jan 6, 2016

If the user right clicks on the AbilityBase blueprint the editor will crash. ...

Cannot Add Collision to an EQS Testing Pawn

UE - AI - Jan 6, 2016

Attempting to add collision to an EQSTestingPawn class is not possible, as the inherited capsule component seems to override any new collision. Simulating with the inherited capsule will cause the P ...

Netprofile crashes networked games using Steam

UE - Networking - Jan 5, 2016

Netprofile crashes networked games using Steam with the following assertion: Assertion failed: "Invalid interface for Steam P2P addresses" && 0 [Link Removed] [Line: 72] No Crash Report is submitt ...

Having "Accurate velocities from vertex deformation" enables causes extreme blur on skeletal meshes

UE - Graphics Features - Jan 4, 2016

Having accurate velocities from vertex deformation enabled and a SceneCapture2D in the same project will create blurry skeletal meshes. I am unable to reproduce this with an Nvidia graphics card. T ...

Non-Local Players Cannot Hear Opponents Footsteps in Shooter Game

Docs - Samples - Dec 31, 2015

Non local players cannot hear opponents footsteps and other various notifies, however, other sounds such as gunfire, etc. are present. Regression: User reports this issue is not present in the 4.8 ...

Precomputed AO Mask is no longer working

UE - Graphics Features - Dec 23, 2015

Precomputed AO Mask is no longer working in 4.11 Preview 1. This is a Regression from 4.10.x where this was working as intended. I've attached a zip file with the quick test that can be dropped in ...

Cannot PIE; Data Table Still Being Edited

Tools - Dec 22, 2015

After making some changes to a Data Table, attempting to PIE fails and returns this error message: Cannot Play In Editor When Performing Edit MemberVar_1 operation. This occurs after closing and sav ...

C++ Projects Crash in Mac OS 10.11 El Capitan when No Audio Device is Present

UE - Platform - Apple - Dec 22, 2015

This issue has been reported by two different users with very similar circumstances: Both report the editor freezing when trying to compile UE4.10 C++ Projects running Mac OSX 10.11.1 if no audio i ...