Plugin not working anymore

Dear,

Your plugin used to work fine on my store.
But now since I have made a server transfer, it does not work anymore.
Can you check why?

Before the transfer of the server, products had this format :
DOMAIN / MAIN CATEGORY / PRODUCT NAME

Now the product are having this format :
DOMAIN / PRODUCT NAME

https://gevcen.be/cordonnerie/cirage-pommadier-pour-chaussures/
https://gevcen.be/creme-de-cirage-en-tube-avec-mousse/

https://gevcen.tinytake.com/sf/MzQ0NzY2OV8xMDMyNzgwNw

The page I need help with: [log in to see the link]