View cart button redirecting to main language cart

Hi,

When i add to cart a product here on thai version of my website :
https://xev.fr/th/product/lavender-1-%e0%b9%80%e0%b8%a1%e0%b8%a5%e0%b9%87%e0%b8%94%e0%b8%81%e0%b8%b1%e0%b8%8d%e0%b8%8a%e0%b8%b2/

After the refresh of the page, the view cart button always send back visitors to the main language cart page (https://xev.fr/cart/) :
https://gyazo.com/2922adb64fcef84924cff7d62fca6f97

How can i fix this please ?

Regards,
Steve

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