Changing WITH_SUPSTEPPING prevents 4.10 from compiling

UE - Simulation - Physics - Nov 24, 2015

In the file EngineDefines.h, changing 37 to read "#define WITH_SUBSTEPPING 0" will cause the solution to fail the build process. ...

Any Key input binding does not respond to any key presses

UE - Gameplay - Input - Oct 15, 2015

The input binding "Any Key", which was added in 4.9, does not respond to any key presses. Regression?: No: This feature did not exist before 4.9 ...

Cannot Add Elements to AIPerceptionStimuliSource's Register as Source on an Instance in the Level

UE - AI - Jun 7, 2016

When attempting to add an element to the Register as Source for Senses on an instance of a blueprint in the level, the + button has no effect. Clicking the button does not add an element. This work ...

Packaging Project with Nativize Blueprint Assets Prevents Overlap Events from Firing

UE - Gameplay - Blueprint Runtime - Mar 31, 2016

Currently, I have been unable to reproduce this issue outside of the user's project that is provided in the repro steps. Packaging a game that has the experimental feature Nativize Blueprint Assets ...

Sublevel moves away when undoing the level visibility change

Tools - Nov 21, 2016

When you have a sub level with some level transform, changing its visibility then doing undo makes the sub level moved away as if the level transform applied twice. I could repro the issue in 4.13. ...

Array OnRep Notification Not Running on Server

UE - Networking - Nov 30, 2016

Array variables marked as RepNotify are not calling OnRep on the server when they are not directly set using a Set 'VariableName' node. Found in 4.14.0 CL# 3195953 Reproduced in 4.13.2 CL# 317229 ...

Engine Hangs after Exiting Standalone Mode

UE - Graphics Features - Dec 1, 2016

Users are reporting hangs after exiting Standalone or other various windows launched through the editor. The resolution has already been found, but I am reporting for transparency. Note In order t ...

Child Actor Component visibility doesn't work the first time it is enabled

UE - Gameplay - Feb 21, 2017

Child Actor Component visibility doesn't work the first time it is enabled. This is also the same for the Set Actor Hidden in Game node. ...

Crash Occurs on Exiting Standalone After Using DemoPlay

UE - Networking - Mar 2, 2017

Using Execute Console Command nodes to record and play back a demo is causing a crash in standalone. Using the console commands themselves does not seem to cause the same crash to occur. ...

Ad banner is displayed incorrectly on Android 7.0 devices

UE - Platform - Mobile - Feb 24, 2017

GameActivity.java needs to be updated to show the ad popup window on Android 7.0 devices. GameActivity.java uses Gravity.BOTTOM or Gravity.TOP to place the ad. One thing to try would be to edit ...