The underside of the hands appears mirrored in Basic Texture

Summary:
The underside of the hands appears mirrored in the Basic Texture. The finger pixels are abruptly interrupted from the sides of the hands and are displayed from below on the opposite side from the desired one, that is, mirrored.

Steps to reproduce:

1. Open the bases.

2. Select and equip the "Basic texture."

   

3. To best reproduce the problem, make sure that your character does not have any items that overlap the lower edges of the hand, and also set the skin color to any light color.

4. Enter the world and look at the underside of your hand.

Observed results:
The lower side of the arms is mirrored relative to the character's body.

Expected results:
The lower side of the arms is not mirrored relative to the character's body.

Screenshots:
Now

Fixed