Building Lighting fails when lightmass importance volume scale is large

UE - Graphics Features - Jan 30, 2018

There is an issue when attempting to build lighting with a large lightmass importance volume when you build the lighting the editor freezes. This issue appears to be a regression Versions tested: 4 ...

Importing multiple SpeedTree assets that use the same texture will not assign correctly

UE - Graphics Features - Sep 25, 2015

When importing multiple SpeedTree assets that use the same material will cause one to import blank (black) materials and assigned. This happens when importing into the same folder, however, if impor ...

LIVE: AnimBP States and Transitions no longer have the option to enter Custom Blueprint Events

OLD - Anim - Nov 9, 2014

In 4.5 and previous versions, a State or Transition node had a Custom Blueprint Event field in the Details panel under Animation State for three events. AnimBP States and Transitions no longer have ...

Dynamic Shadow Distance only working for values below 20000 on translucent materials

UE - Graphics Features - May 31, 2018

The dynamic shadow distance movable light setting is only working for values below 20000 on translucent materials. The shadow cast on the translucent material will fade out long before the opaque ma ...

When Client Side Navigation is enabled, it is only initialized Server Side

UE - AI - Jun 13, 2018

'Allow Client Side Navigation' no longer appears to register Client-side navigation in 4.20. In 4.19 the logic that was setup to check for it returns both Client and Sever Side navigation systems as ...

After importing morph target: Ensure condition failed: Referencing SkeletalRenderGPUSkin.cpp

Tools - Sep 23, 2017

Hit handled ensure when dragging the slider in Morph Target PreviewLogOutputDevice: Error: Ensure condition failed: DynamicData->MorphTargetWeights.Num() == LODModel.MorphTargetVertexInfoBuffers.Get ...

EQS Context modifications Crashes Editor

UE - Gameplay - Aug 29, 2018

Making changes to the EQS Context and moving the Testing Pawn, the Editor crashes. When reopening the Editor, the context is set and the query does generate from that actor/location. This issue was ...

Engine crashes when trying to copy a setter node for a GameplayTag variable from one eventgraph to another eventgraph

UE - Gameplay - Sep 27, 2019

When trying to copy a setter node for a GameplayTag variable from one eventgraph to another eventgraph the engine crashes. If the blueprint that is copied into has a GameplayTag variable with the sa ...

Widget Components Add Thin Black Outlines to Images

UE - Editor - UI Systems - Dec 13, 2019

When a slate element that uses a png with a transparency the edges have a black outline. When the Widget3DPassThrough material is applied to the widget the effect is lessened, but is the outline sti ...

Sublevel moves away when undoing the level visibility change

Tools - Nov 21, 2016

When you have a sub level with some level transform, changing its visibility then doing undo makes the sub level moved away as if the level transform applied twice. I could repro the issue in 4.13. ...