Editor Crash when custom Enum is used as Set or Map container type

UE - Foundation - Core - Mar 14, 2017

Making a blueprint variable a container (a Set or a Map with the Variable's "Pin Type" set to a custom Enum) and restarting the editor causes the editor to crash when opening the blueprint. Note: O ...

Crash when splitting a UDS pin on a collapsed graph

UE - Gameplay - Blueprint - Jan 27, 2017

I came across this bug while attempting to verify UE-41073. That bug is verified, but I accidentally added the struct into the collapsed node without going into the collapsed graph and split the col ...

UMG widget appear darker on Mobile preview and device than in PIE

UE - Platform - Mobile - Nov 24, 2015

When using mobile preview or when viewing on the device the colors for widgets appear darker. May be related to [Link Removed], however this was marked as fixed and I tested the project that was g ...

Landscape with 3 layers has corrupt texture coordinates when running on iOS/Metal

UE - LD & Modeling - Terrain - Landscape - Jun 26, 2015

Landscape with 3 layers renders with corrupted texture coordinates for one of the layers when running on iOS/Metal. Disabling the LANDSCAPE_BUG_WORKAROUND shader file fix causes the problem to occu ...

Complex Collision as Simple causes odd Overlap behavior

UE - Simulation - Physics - Jan 25, 2016

When triggering overlap events with a Static Mesh using Complex Collision as Simple, the overlap Begin and End events will be triggered rapidly in sequence. Changing to Default collision will fix t ...

Crash disabling Import Tags from Config in Project Settings

UE - Gameplay - Nov 4, 2016

Crash occurs when disabling Import Tags from Configs in the Project Settings under GamplayTags. There are also ensures that occur with it, linked here. If these need a separate fix, I can enter a ...

Load Time Regression on Match3 on iPad4

UE - Platform - Mobile - Oct 31, 2016

This regression was measured as the difference between load time at 4.14 CL 3176009 versus our last mobile compat test, at 4.13 CL 3089968. Between these version there was a 15 second increase. ...

Delta applied twice when moving parent and grouped child actors

UE - Gameplay - Apr 8, 2016

When some grouped actors are childed to another actor, and both the group and the parent are selected in the world outliner, movement delta is applied twice to the grouped children. Code for a poten ...

Importing skeletal mesh with LODs and no animations generates additional skeleton and physics assets

Tools - Jan 13, 2017

Does not occur in 4.14.3 binary or 4.16 perforce. Occurs in both P4 and Binary builds of 4.15. Only occurs with Import Mesh LODs enabled and Import Animations disabled. ...

Data only blueprints are not not nativized when flagged to do so

UE - Gameplay - Blueprint Runtime - Jan 25, 2017

Data only blueprints that are explicitly flagged for nativization do not nativize. (Makes sense that they don't when they're not explicitly told, but if someone goes out of the way to flag them to, ...