Fix 404 error WPML - Slug with %custom_taxonomy% in rewrite slug

fixCategorySlugForLanguages.php

/**
 * To make it work you need :
 * 1 - Set a translation in WPML for the custom post type
 * 2 - flush permalinks
 */

// Example custom post type snippet
add_action('init', function(){

    // Register Custom Post type
    register_post_type('craft', [
        // ...
         'rewrite' => array(
            'slug' => 'craft/%craft_category%',
            'with_front' => true,
        ),
        // ...
    ]);


    // Register custom Taxonomy
    register_taxonomy(
        'craft_category', // Taxonomy slug
        'craft', // Post Type
        array(
            'label' => 'Craft Taxonomies',
            'hierarchical' => true,
            'show_ui' => true,
        )
    );

    fixCategorySlugForLanguages('craft/%craft_category%', 'craft', 'craft_category');

}, 'content_type'));

// Example: fixCategorySlugForLanguages('craft/%craft_category%', 'craft', 'craft_category);
function fixCategorySlugForLanguages($slug, $post_type, $category){ // 

    $WPMLDefaultLanguage = apply_filters( 'wpml_default_language', null ); // Get default language (not need to fix this one)
    $WPMLLanguages = apply_filters( 'wpml_active_languages', null); // Get All active languages from WPML settings

    foreach($WPMLLanguages as $languageCode => $language):

        // Skip default language
        if($languageCode == $WPMLDefaultLanguage):
            continue;
        endif;

        // Get translated post Slug
        $postSlug = apply_filters( 'wpml_translate_single_string', $slug, 'WordPress', 'URL slug: ' . $post_type, $languageCode );

        // Find base translated slug
        $postSlug = str_replace('/%'. $category .'%', '', $postSlug);

        // Fix category WPML translations (maybe you need to adapt for your case)
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/attachment/([^/]+)/?$', 'index.php?attachment=$matches[1]');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/attachment/([^/]+)/trackback/?$', 'index.php?attachment=$matches[1]&tb=1');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/attachment/([^/]+)/feed/(feed|rdf|rss|rss2|atom)/?$', 'index.php?attachment=$matches[1]&feed=$matches[2]');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/attachment/([^/]+)/(feed|rdf|rss|rss2|atom)/?$', 'index.php?attachment=$matches[1]&feed=$matches[2]');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/attachment/([^/]+)/comment-page-([0-9]{1,})/?$', 'index.php?attachment=$matches[1]&cpage=$matches[2]');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/attachment/([^/]+)/embed/?$', 'index.php?attachment=$matches[1]&embed=true');
        add_rewrite_rule($postSlug.'/([^/]+)/([^/]+)/embed/?$', 'index.php?'. $category .'=$matches[1]&'. $post_type .'=$matches[2]&embed=true');
        add_rewrite_rule($postSlug.'/([^/]+)/([^/]+)/trackback/?$', 'index.php?'. $category .'=$matches[1]&'. $post_type .'=$matches[2]&tb=1');
        add_rewrite_rule($postSlug.'/([^/]+)/([^/]+)/page/?([0-9]{1,})/?$', 'index.php?'. $category .'=$matches[1]&'. $post_type .'=$matches[2]&paged=$matches[3]');
        add_rewrite_rule($postSlug.'/([^/]+)/([^/]+)/comment-page-([0-9]{1,})/?$', 'index.php?'. $category .'=$matches[1]&'. $post_type .'=$matches[2]&cpage=$matches[3]');
        add_rewrite_rule($postSlug.'/([^/]+)/([^/]+)(?:/([0-9]+))?/?$', 'index.php?'. $category .'=$matches[1]&'. $post_type .'=$matches[2]&page=$matches[3]');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/([^/]+)/?$', 'index.php?attachment=$matches[1]');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/([^/]+)/trackback/?$', 'index.php?attachment=$matches[1]&tb=1');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/([^/]+)/feed/(feed|rdf|rss|rss2|atom)/?$', 'index.php?attachment=$matches[1]&feed=$matches[2]');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/([^/]+)/(feed|rdf|rss|rss2|atom)/?$', 'index.php?attachment=$matches[1]&feed=$matches[2]');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/([^/]+)/comment-page-([0-9]{1,})/?$', 'index.php?attachment=$matches[1]&cpage=$matches[2]');
        add_rewrite_rule($postSlug.'/[^/]+/[^/]+/([^/]+)/embed/?$', 'index.php?attachment=$matches[1]&embed=true');
        add_rewrite_rule($postSlug.'/([^/]+)/page/?([0-9]{1,})/?$', 'index.php?'. $category .'=$matches[1]&paged=$matches[2]');
        add_rewrite_rule($postSlug.'/([^/]+)/comment-page-([0-9]{1,})/?$', 'index.php?'. $category .'=$matches[1]&cpage=$matches[2]');
        add_rewrite_rule($postSlug.'/([^/]+)/?$', 'index.php?'. $category .'=$matches[1]');

    endforeach;

}