Facebook missing ID tag for facebook pixel (WooCommerce)
woocommerce facebook OpenGraph - facebook pixel a required field is missing: id
Facebook Facebook pixel's microdata
Products on your website can't be automatically added to your catalog because of these issues.





https://wordpress.org/plugins/opengraph

parameters ID
plugin

:
<meta property="product:retailer_item_id" content="'. $product->get_sku('view') .'"/>
--------------------------------------




:
add_action( 'wp_head', function() {
:
    if ( ! is_product() ) {
        return;
    }
    global $post;
    echo '<meta property="product:retailer_item_id" content="' . $post->ID . '" />';

}, 99 );