Flipped normal maps on mirrored UVs

Development Asset Creation
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1

https://s31.postimg.org/yof4icrmj/a79ab112e0302f5086dd5464e86eaf6f.png

does anyone know how to fix this issue? i am talking about normal maps

2

Hello OnlyHorrorOnlyHardcore.
It looks like it is your normal map. is it correct in other programs?