Woocommerce overridden not work after user logged in

i'm copy the folder plugin/woocommerce/template to theme/mytheme/woocommerceand design new template

the template work fine but when the user or admin logged in , the overridden not work and template return to plugin/woocommerce/template and show default template

So how to solve the problem?

I use woocommerce 2.5.5

via Chebli Mohamed