UAnimNotifyState NotifyEnd / NotifyBegin called when setting GlobalAnimRateScale to 0 / non-zero respectivey

OLD - Anim - Sep 26, 2016

The issue seems to have a few parts. First, active events don't persist between frames. Instead, a new active list is created each frame and diffed against the previous frame. Added events have Beg ...

Mesh reduction crash with asset imported using FBX Scene Importer

UE - Graphics Features - Nov 30, 2016

The editor will crash when using Mesh Reduction on an asset imported using the FBX Scene Import options. This same asset will not crash the editor if it has been imported using the normal Import opt ...

Collision is not generated for Planes

UE - Gameplay - Jan 30, 2017

Single Planes do not generate collision on import or with the Convex Decomposition window. Workaround: box Collision can be added via the Collision > Add Box Simplified Collision. I checked as fa ...

SetVectorParameterValueOnMaterials In Construction Script Not Working in Packaged Game

UE - Gameplay - Blueprint - Mar 1, 2017

Set Vector Parameter Value on Materials doesn't seem to have an effect in packaged games if used in the construction script. Using it on Begin Play works as expected. This did not occur in 4.14.3. ...

FPropertyEditorInlineClassFilter confusing (and wrong) IsA semantics

Tools - Mar 20, 2017

FPropertyEditorInlineClassFilter IsUnloadedClassAllowed and IsClassAllowed use the confusing IsA semantics. In the IsUnloadedClassAllowed, the usage seems wrong completely. It seems like the real i ...

Inconsistent Spectator Camera Behavior When Run Dedicated Server is Enabled

UE - Networking - Apr 12, 2017

Spectator cameras don't seem to be set to the correct transform when the ChangeState/ClientGoToState functions are called when using a dedicated server. After testing on a listen server, it appear ...

Generated HLOD Actor not Registered when using the Size Map Tool

UE - World Creation - Worldbuilding Tools - HLOD - May 3, 2017

When using the Size Map to view the memory consumption of a generated HLOD actor, it reports it as missing. This could serve to be problematic when using a large number of HLOD actors to optimize t ...

Android + Bluetooth Mouse: Hover events and Get Mouse Position on Viewport not working

UE - Platform - Mobile - Jul 11, 2018

No hover events firing when using a bluetooth mouse on android. Tested with 4.20p5 CL# 4173645 4.21 CL# 4179794 ...

Crash upon attempting to load into session via Join Session in Blueprints on iOS

UE - Networking - Aug 8, 2018

Joining a session on iOS using the Join Session node in Blueprints causes a crash on iOS. This is similar to [Link Removed] but was requested to be entered separately. This has not been reproduced ...

Vehicle Game - Input Interference when Controller Plugged in

UE - Gameplay - Input - Nov 2, 2018

GenericUSBController Axis values interfering with input when Xbox Controller is active. (Generic Inputs were added for Switch Support) ...