Critical Error when import the item

Fatal error: Uncaught Error: Class “Ali_Product_Table” not found in /web/htdocs/www.whaau.shop/home/wp-content/plugins/woocommerce-alidropship-/admin/import_list.php:3397 Stack trace: #0 /web/htdocs/www.whaau.shop/home/wp-content/plugins/woocommerce-alidropship-/admin/import_list.php(3237): VI_WOOCOMMERCE_ALIDROPSHIP_Admin_Import_List::import_list_items_html() #1 /web/htdocs/www.whaau.shop/home/wp-content/plugins/woocommerce-alidropship-/admin/import_list.php(3044): VI_WOOCOMMERCE_ALIDROPSHIP_Admin_Import_List::import_list_html() #2 /web/htdocs/www.whaau.shop/home/wp-includes/class-wp-hook.php(324): VI_WOOCOMMERCE_ALIDROPSHIP_Admin_Import_List->import_list_callback() #3 /web/htdocs/www.whaau.shop/home/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #4 /web/htdocs/www.whaau.shop/home/wp-includes/plugin.php(517): WP_Hook->do_action() #5 /web/htdocs/www.whaau.shop/home/wp-admin/admin.php(259): do_action() #6 {main} thrown in /web/htdocs/www.whaau.shop/home/wp-content/plugins/woocommerce-alidropship-/admin/import_list.php on line 3397