Tooltips incorrect when changing FExpressionInput of UMaterialExpressionTextureSample

Tools - Material Editor - May 16, 2019

It seems that the display of ToolTip is displayed in the order of declared UPROPERTY () of the code.[Image Removed] ...

Adding an entry to arrays within Details Panels automatically collapses expanded entries

Tools - Material Editor - Apr 3, 2019

Adding an element to an array in the Material Editor automatically collapses all expanded elements in the array. I've successfully reproduced this issue with the following nodes:LandscapeGrassOutput ...

The texture preview does not update in the Texture Sample

Tools - Material Editor - 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) ...

In a Material instance, parameters of newly selected Material Layer Instance are overridden by default

Tools - Material Editor - Feb 15, 2019

 A minor issue but can be quite inconvenient when there're a lot of parameters. ...

Crash frequently when switch the material viewer

Tools - Material Editor - Dec 17, 2018

This happens almost 100% on a MBP/MaxOS, (2.3GHz Quad-Core Processor ,8GB 2133MHz LPDDR3 memory), also happens in a lower frequency on PC/Windows, (nvidia 1080, 64 memory)  ...

Material Instance Can't Update Material Parameters Defined in a Material Function Within a Material Layer

Tools - Material Editor - Nov 21, 2018

When you edit the parameters of a material function that is within a material layer from the material instance, the material instance does not update. Found in 4.20 CL# 4369336, 4.21 CL# 4541578, a ...

Duplicating a SetMaterialAttributes Node Causes Missing Attributes

Tools - Material Editor - Nov 5, 2018

Duplicate SetMaterialAttributes nodes will be missing attribute connections on the node itself, but in the properties tab they will show up. Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 Previe ...

Incorrect Input Index When Removing The Input From Custom Node

Tools - Material Editor - Aug 27, 2018

The input removed the connection points are not re-indexed. So connected 'wires' stay on their places. That causing disconnection of the last wire as well as shift for every node that followed the o ...

Refraction Depth Bias In Material Instances Not Updating to Parent Materials Value

Tools - Material Editor - Aug 20, 2018

Refraction depth bias in Material Instances will not update to Parent Materials value. Found in 4.19 CL# 4033788, 4.20 CL# 4233996, and 4.21 CL# 4299102 Expected from user:Refraction Depth Bias sh ...

Material Function Input Displays Incorrect Data Type for Volume Texture, Static Bool, Material Attributes, and External

Tools - Material Editor - Aug 20, 2018

The material function Input Displays incorrect data type for Volume Texture, Static Bool, Material Attributes, and External. The function will still work properly however the type data is displayed ...