Нужна помощь с Debug

Здравствуйте,
может кто сможет подсказать, как исправить вот такое дело?
Что и где конкретно мне надо сделать?
Установил плагин Debug и мне он выдает:
1)
WARNING: wp-includes/plugin.php:503 — call_user_func_array() expects parameter 1 to be a valid callback, function ‘woo_version’ not found or invalid function name
require(‘wp-blog-header.php’), require_once(‘wp-includes/template-loader.php’), include(‘/themes/wootique/index.php’), get_header, locate_template, load_template, require_once(‘/themes/wootique/header.php’), wp_head, do_action(‘wp_head’), call_user_func_array

2)
WARNING: wp-content/plugins/debug-bar/debug-bar.php:185 — php_uname() has been disabled for security reasons
require(‘wp-blog-header.php’), require_once(‘wp-includes/template-loader.php’), include(‘/themes/wootique/index.php’), get_footer, locate_template, load_template, require_once(‘/themes/wootique/footer.php’), wp_footer, do_action(‘wp_footer’), call_user_func_array, Debug_Bar->render, php_uname

3)
NOTICE: wp-content/plugins/testimonials-solution/index.php:102 — Undefined variable: wp_version
require(‘wp-blog-header.php’), require_once(‘wp-includes/template-loader.php’), include(‘/themes/wootique/index.php’), get_sidebar, locate_template, load_template, require_once(‘/themes/wootique/sidebar.php’), woo_sidebar, dynamic_sidebar, call_user_func_array, WP_Widget->display_callback, testimonials_solution_widget->widget, widgetcss

4)
NOTICE: wp-content/plugins/woocommerce-cart-tab/cart-tab.php:174 — Undefined variable: visibility
require(‘wp-blog-header.php’), require_once(‘wp-includes/template-loader.php’), include(‘/themes/wootique/index.php’), get_footer, locate_template, load_template, require_once(‘/themes/wootique/footer.php’), wp_footer, do_action(‘wp_footer’), call_user_func_array, WC_ct->woocommerce_cart_tab, wcct_cart_button

Заранее благодарю!