Fatal Error when save product

Hi, I love the plugin, it is exactly what I need.
I have last Wp version
last Woocommerce version.
Installed the version Version : 1.1.5 of the plugin, no problem.
setting the options too.

i add 3 custom rules.
when I save the product I have error.
“
A critical error has occurred on this site. Please check your site administration email inbox for more information.
“
and the url displayed is https://city-cbd.fr/wp-admin/post.php

display error is :
/PATH/wp-content/plugins/woocommerce/includes/wc-notice-functions.php on line 124

thank you for helping.