Sprite Pallet on fighter factory isn't work correctly

[Makoto Ishida]

Good Evening. Going direct to the point, when I try to change the character picture, something wents wrong and the colors of it change.

https://imgur.com/a/u0m6JJG this is kind of what happens.

 

Sorry if I'm at the wrong section. I have been not working with fighter factory since 2~3 years, so I have forgotten some important matter...