Crash on bake pose when skeleton contains a virtual bone

Anim - Jan 22, 2018

When a skeleton contains a virtual bone, performing Bake Pose can crash the editor. ...

Component inheritance does not appear to be consistent when running a project with the -game command line argument

Gameplay - Blueprint - Jan 19, 2018

Component property inheritance sometimes does not behave as expected when opening a project with the -game command line argument. Attempting to load a child Blueprint through code may not correctly ...

Crash when enabling Display Device Model setting for Motion controller component when no VR device is setup

Virtual Reality - Jan 19, 2018

Enabling Display Device Model in a motion controller with no VR device setup will cause the editor to crash ...

Rebuild (with hot reload) fails on newly-created projects

Core - Hot Reload - Jan 18, 2018

Performing a Rebuild with a hot reload on a brand new code project will fail unless both the Editor and Visual Studio have first been closed and then re-opened. The same result occurs if a Clean is ...

Selecting For Distribution no longer sets configuration to Shipping

Platform - Mobile - Jan 18, 2018

It looks like the change to remove the configuration lock may have changed this behavior, too. It's important to set the configuration to Shipping because otherwise users will ship games accidental ...

Major performance hit upgrading to 4.18 (game tick time - collision sweeps)

Anim - Jan 16, 2018

As of 4.18 and onward, collision sweeps related to Character Movement seem to be causing higher tick times than usual. Example project: [Link Removed] Regression?: Yes This did not occur in 4.17 ...

Using "Replace with child" creates 100+ variables

Tools - UMG - Jan 15, 2018

Using replace with child appears to create multiple undesired variables ...

Animation Blueprint Editor Crashes on Compile if the Debug Instance Selection is Other Than No Object or Preview Instance

Anim - Jan 15, 2018

-Crash occurs when debug is set, and anim Blueprint is compiled while actor blueprint is selected -When reopening project, imported assets are no longer there -Reopening project after crash, the opt ...

Editor crashes when calling a "scroll into view" node with missing parameters

Tools - UMG - Jan 15, 2018

There is an issue where Editor crashes when calling a "scroll into view" node with missing parameters. This issue should be caught when compiling the blueprint as one of the values should not be nul ...