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Fatal error: Uncaught Error: Call to a member function get_id() on null in /home/stollido/ftp/sklep2/wp-content/themes/kapee/functions.php:731 Stack trace: #0 /home/stollido/ftp/sklep2/wp-includes/class-wp-hook.php(326): disable_add_to_cart_button(true) #1 /home/stollido/ftp/sklep2/wp-includes/plugin.php(205): WP_Hook->apply_filters(true, Array) #2 /home/stollido/ftp/sklep2/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-product.php(1624): apply_filters('woocommerce_is_...', true, Object(WC_Product_Simple)) #3 /home/stollido/ftp/sklep2/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1176): WC_Product->is_purchasable() #4 /home/stollido/ftp/sklep2/wp-content/plugins/woocommerce/includes/class-wc-form-handler.php(834): WC_Cart->add_to_cart(2919, 1) #5 /home/stollido/ftp/sklep2/wp-content/plugins/woocommerce/includes/class-wc-form-handler.php(806): WC_Form_Handler::add_to_cart_handler_simple(2919) #6 /home/stollido/ftp/sklep2/wp-includes/class-wp-hook.php(324): WC_Form_Handler::add_to_cart_action('') #7 /home/stollido/ftp/sklep2/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #8 /home/stollido/ftp/sklep2/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #9 /home/stollido/ftp/sklep2/wp-settings.php(665): do_action('wp_loaded') #10 /home/stollido/ftp/sklep2/wp-config.php(94): require_once('/home/stollido/...') #11 /home/stollido/ftp/sklep2/wp-load.php(50): require_once('/home/stollido/...') #12 /home/stollido/ftp/sklep2/wp-blog-header.php(13): require_once('/home/stollido/...') #13 /home/stollido/ftp/sklep2/index.php(17): require('/home/stollido/...') #14 {main} thrown in /home/stollido/ftp/sklep2/wp-content/themes/kapee/functions.php on line 731