Foliage LOD's Screen Size Can't be Set Higher Than 1.5

UE - World Creation - Worldbuilding Tools - Foliage - Jan 31, 2019

Foliage LOD's Screen Size Can't be Set Higher Than 1.5 Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL# 4827620, 5.1 CL 20024840 ...

The texture preview does not update in the Texture Sample

UE - Rendering Architecture - Materials - Mar 14, 2019

The preview image for the Texture Sample Node does not update when the Texture parameter is linked to a Texture Object. Tested in 4.21.2 (CL - 4753647), 4.22 (CL - 5365847), 4.23(CL - 5396611) ...

Niagara System Doesn't Update Mesh Renderer If Static Mesh is Changed in the Emitter

UE - Niagara - Mar 20, 2019

The Niagara System doesn't update the mesh renderer If the Static Mesh is changed to an Imported Mesh in the source emitter Found in 4.20 CL# 4369336, 4.21 CL# 4753647, 4.22 CL#  5470758 ...

The ConstructionScript not being called on drag

Tools - May 2, 2019

The construction script for a custom actor blueprint does not execute after drag when the scene component is selected. Tested in 4.21.2 (CL - 5660361), 4.22.1 (CL - 6063286), 4.23 (CL - 6248266) ...

Niagara particles are culled when opaque material blend mode added

UE - Niagara - May 6, 2019

Niagara particles are culled from far distances when materials with the Opaque Blend mode are applied to them. Tested in 4.21.2(CL - 4753647), 4.22.1 (CL - 6063286), 4.23 (CL - 6311794) ...

Crash when debugging project offscreen

UE - Graphics Features - May 30, 2019

Running a project with the RenderOffscreen flag in the DebugGame configuration applied causes the debugger to crash. Tested in 4.21.2 (CL - 4753647), 4.22.1 (CL - 6063286), 4.23 (CL - 6674923) ...

OnEditorCameraMoved delegate not firing in the Animation Viewport

UE - Anim - Runtime - Jun 19, 2019

Found in 4.22 CL#6574378 Reproduced in 4.21 CL#4753647, 4.24 Main CL#7062442 The OnEditorCameraMoved delegate does not fire in the Animation Viewport. The example project provided by the user is a ...

Crash on adding elements to a TMap property

Tools - Jul 25, 2019

Adding elements to a TMap<int32, int32> causes the editor to crash if the TMap has a default value associated with it. Tested in 4.22 (CL - 4753647), 4.23 (CL - 7445012), 4.24 (CL - 7605614) ...

Material Translator Uniform Folding Is Not Operating Properly

UE - Graphics Features - Sep 19, 2019

Uniform folding is not working with material parameter collections along with one additional unnecessary instruction generated.  Found in 4.22 CL# 7053642, 4.23 CL# 8386587, 4.24 CL# 8748719 ...

[Feature Request] FloatCurves Can't Be Exported As .csv or .json

UE - Editor - Content Pipeline - Import and Export - Feb 12, 2020

You can't export FloatCurves as .csv or .json. You can reimport as .csv or .json. Found in 4.24.2 CL#10758860 Reproduced in 4.23.1 CL#9631420, 4.25 Main CL#11318998 ...