DrawMaterialSimple() disrupts widgets being drawn to the screen depending on widget hierarchy

Calling the HUD::DrawMaterialSimple() function may cause blueprint widget elements to not be drawn on screen depending on the hierarchy of the widget.

Google Drive link to Project:
[Link Removed]

1. Download /unzip HUD.7z from google drive link
2. Open project and PIE (notice two "soccer field" widgets")
3. Exit PIE and launch standalone game

Result:
Right hand widget is not drawn to the screen

Canvas drawing material disrupts User Widget