Comparing static mesh cube, plane, and a paper2d sprite with a lit material it appears that we've changed how we calculate the vertex normals for paper 2d sprites, see below:
[Image Removed]
Using the attached project:
From Scratch:
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-85752 in the post.
| 2 | 
| Component | UE - Gameplay - Paper2D | 
|---|---|
| Target Fix | 4.24.3 | 
| Created | Dec 12, 2019 | 
|---|---|
| Resolved | Feb 20, 2020 | 
| Updated | Jan 9, 2023 | 
| 6493 - heavybullets |