It’s possible to use a shortcode as a menu url but it’s not trivial.
CF7DTE is great but sometimes you need a custom shortcode to get product info into the form.
Use a direct query to retrieve Ninja Forms submissions for a specified date range.
Add editing capability to the List stock levels in WooCommerce plugin
Learn how to investigate and fix front and back end WordPress issues.
Use browser tools and the Query Monitor plugin to help locate the problem.
List the stock numbers for each product and variation.