Adjusting slider in Blend Space Animation causes editor to Crash

OLD - Anim - Oct 28, 2014

UPDATE: Date: 2/5/2015 Likely an instance of the same crash: [Link Removed] CrashReporter Bugg (Crash List): [Link Removed] When updating a project from UE4.4.3 to UE4.5.1 editor crashes when adju ...

Tilemap using Masked Lit Sprite Material not Rendering in Standalone mode

UE - Gameplay - Paper2D - Jan 26, 2016

When using a Tilemap with a Masked Lit Sprite Material, the tilemap will not render while in Standalone. In the test project, the Paper2D Blueprint character was switched to Masked Lit Sprite Materi ...

Variables can no longer be set as a DataTableRowHandle type

UE - Gameplay - Blueprint - Sep 14, 2015

Variables can no longer be set as a DataTableRowHandle type. The option is no longer available in the Variable Type dropdown. This is a regression: this was possible in 4.7.6. Reproduced in 4.8.3 b ...

Ensure and crash when using voice chat during seamless travel

UE - Online - Nov 10, 2022

If an instance starts seamlessly travelling while talking in the session's voice chat, the ensure in FScene::Release will be hit, often with the instance then crashing soon after (such as in FAudioD ...

Ribbon Emitters Do Not Properly Kill Trails On Source Loss

UE - Graphics Features - Nov 18, 2016

"Dead Trail on source lost" doesn't seem to work consistently. This is apparent when the source emitter's duration is longer than the particles being emitted. This bug also occurs if there is vary ...

Avoidance Groups Not Being Properly Set

UE - AI - Jun 29, 2016

Setting the avoidance group using the Set Avoidance Group node does not set the value of the group selected to true inside of the Avoidance Group struct. ...

Raytracing shadows and lighting not showing in rendertarget

UE - Graphics Features - Lumen - Dec 19, 2019

Raytracing shadows and light reflections not appearing in render target Tested in: 4.22.3 CL#7053642 4.23.1 CL#9631420 4.25 CL#10730208 ...

Cannot open Anim Notify Manager

OLD - Anim - Jan 3, 2017

Cannot open Anim Notify Manager. Right Click>Manage Notifies doesn't open it and the Manager no longer appears in the Window Menu. Regression: YES Broken: 3224400 (4.14.1) Worked: 3172292 (4. ...

meta specifier ArrayClamp does not work with array in struct

UE - Gameplay - Blueprint - Sep 14, 2016

Giving an int32 variable the specific ArrayClamp has no affect when the specified array is defined inside a USTRUCT(). Variable is able to be set to a value outside of specified struct's range. ...

Custom Launch Profiles lose selected projects after first re-open of the editor

Tools - Jan 2, 2020

Selected project resets in a custom project launcher profile only after the first time restarting the editor.  Tested: 4.24.1 CL#10757647 4.25 CL#10873002 ...