Woocommerce product page display sidebar

Hello,

i don’t understand how to display side bar on woocommerce product page.

I drag and drop many widget to primarywoocommerce product side bar but nothing display…

I have extinct them wich is a theme with woocommerce integration.

Maybe have i to activate somewhere the sidebar?

Link to the problem:

https://moutonrose.com/produit/bergere-de-france-hiver/bergere-de-france-abakan/

Thanks by advance

Pulmol