Opal Hotel Favorited

Fatal error: Uncaught Error: Call to undefined function opalhotel_print_notice() in /home/hotelqu1/public_html/wp-content/plugins/opal-hotel-room-booking/includes/class-opalhotel-shortcodes.php:972 Stack trace: #0 /home/hotelqu1/public_html/wp-includes/shortcodes.php(394): OpalHotel_Shortcodes::favorited('', '', 'opalhotel_favor...') #1 [internal function]: do_shortcode_tag(Array) #2 /home/hotelqu1/public_html/wp-includes/shortcodes.php(266): preg_replace_callback('/\\[(\\[?)(opalho...', 'do_shortcode_ta...', '[opalhotel_favo...') #3 /home/hotelqu1/public_html/wp-includes/class-wp-hook.php(307): do_shortcode('[opalhotel_favo...') #4 /home/hotelqu1/public_html/wp-includes/plugin.php(191): WP_Hook->apply_filters('[opalhotel_favo...', Array) #5 /home/hotelqu1/public_html/wp-includes/post-template.php(253): apply_filters('the_content', '[opalhotel_favo...') #6 /home/hotelqu1/public_html/wp-content/themes/travern-pro/content-page.php(12): the_content() #7 /home/hotelqu1/public_html/wp-includes/template.php(772): require('/home/hotelqu1/...') #8 /home/hotelqu1/public_html/wp-includes/template.php(716): load_template('/home/hotelqu1/...', false, Array) #9 /home/hotelqu1/public_html/wp-includes/general-template.php(204): locate_template(Array, true, false, Array) #10 /home/hotelqu1/public_html/wp-content/themes/travern-pro/page.php(18): get_template_part('content', 'page') #11 /home/hotelqu1/public_html/wp-includes/template-loader.php(106): include('/home/hotelqu1/...') #12 /home/hotelqu1/public_html/wp-blog-header.php(19): require_once('/home/hotelqu1/...') #13 /home/hotelqu1/public_html/index.php(17): require('/home/hotelqu1/...') #14 {main} thrown in /home/hotelqu1/public_html/wp-content/plugins/opal-hotel-room-booking/includes/class-opalhotel-shortcodes.php on line 972