Error with "Learn how to create a 2D RPG game with Unity: 7. Player Movement".

Unity Engine
,
1

My error starts when I try to load sprites.

9875178--1423884--Problem dealing with sprite animations on Wednesday 6-5-2024 - 1 .png
9875178--1423884--Problem dealing with sprite animations on Wednesday 6-5-2024 - 1 .png1921×972 139 KB

I keep getting this window. Please help.