If you view source and go to line 599, there’s an error of special character in the category
Go to WP Admin and search for store name Edy Ledig , try to remove the category (or edit from the special character to Edy’s) or delete this store first.
Keep refreshing the xml file and ensure that there’s no errors (or repeat the troubleshooting steps above) in order for the store locator to load normally.