Can't clear AnimBp reference from an old asset(4.10 or before) with a skeletalMeshComponent

OLD - Anim - Mar 2, 2017

When using an older asset(4.10 or before) with a skeletalMeshComponent in a newer engine version, a reference for the original AnimBP remains after changing the mesh component's Anim Class. ...

After upgrading a project from 4.7 to 4.8 and compiling a blueprint that casts to and pulls a variable from a widget will cause a freeze if the widget is then compiled

UE - Gameplay - Blueprint - May 7, 2015

If the user has a project that casts to a widget to pull out a variable in a 4.7 project. This can cause a freeze after upgrading the project to 4.8 preview. This happens when the user compile the b ...

Point Lights Y-Axis Rotation Changed from 4.18 to 4.19

UE - Graphics Features - Jun 6, 2018

Possibly related to [Link Removed]. This affects Static, Stationary, and Movable point lights when upgrading a project from 4.18 to 4.19.2 or Main (tested in CL 4101872). If you click the "Reset to ...

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 ...

Foliage deleted in 4.6 and 4.6.1 appears in 4.7

UE - World Creation - Worldbuilding Tools - Foliage - Dec 23, 2014

Foliage that has been deleted in 4.6 will return when a project is migrated to 4.7. ...

Physics Substepping doesn't have the same effect from 4.15 to 4.16

OLD - Anim - Aug 8, 2017

Physics Substepping doesn't have the same effect from 4.15 to 4.16. In 4.16+ the ponytail in the provided project will have a jitter effect even with substepping enabled. This is a regression: Work ...

Bloom/Specular difference with same content between 4.8 and 4.9

UE - Graphics Features - Dec 4, 2015

A licensee reported a visual difference, possibly related to bloom or specular when updating from 4.8 to 4.9[Image Removed] After looking at it with Visualize HDR on, Martin commented the following ...

[4.10 P2] UI is offcenter for dropdown menus and tooltips in editor

Tools - Nov 2, 2015

In Windows 10, on a system set up with 2 970GTX GPUs in SLI, the dropdown menues from the main navigation tabs will be offset and to the lower left of the screen when selected. ...

Hot reload fails in 4.16 projects that were upgraded from 4.15.

UE - Foundation - Cpp Tools - Hot Reload - May 16, 2017

This issue appears to be a continuation of [Link Removed]. Hot reloads work successfully in projects that were created in 4.15 or 4.16 and are still using the same Engine version that they were crea ...

Plugin fails to compile in 4.11 due to redefinition errors

UE - Foundation - Cpp Tools - Plugin System - May 10, 2016

Plugin fails compile in 4.11 / 4.12 due to redefinition of class/struct type (locally). AH user reported LNK2005 error when compiling in 4.11 Regression: YES? - Project with the attached plugin co ...