Warning: Undefined array key "data" in /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-content/plugins/woocommerce/includes/class-wc-cart.php on line 729

Fatal error: Uncaught Error: Call to a member function get_stock_managed_by_id() on null in /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-content/plugins/woocommerce/includes/class-wc-cart.php:730
Stack trace:
#0 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1279): WC_Cart->get_cart_item_quantities()
#1 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-content/plugins/woocommerce/includes/class-wc-form-handler.php(874): WC_Cart->add_to_cart(5465, 1)
#2 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-content/plugins/woocommerce/includes/class-wc-form-handler.php(846): WC_Form_Handler::add_to_cart_handler_simple(5465)
#3 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-includes/class-wp-hook.php(324): WC_Form_Handler::add_to_cart_action('')
#4 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#5 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#6 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-settings.php(749): do_action('wp_loaded')
#7 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-config.php(102): require_once('/home/httpd/vho...')
#8 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-load.php(50): require_once('/home/httpd/vho...')
#9 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-blog-header.php(13): require_once('/home/httpd/vho...')
#10 /home/httpd/vhosts/noixdecoquette.ch/httpdocs/index.php(17): require('/home/httpd/vho...')
#11 {main}
  thrown in /home/httpd/vhosts/noixdecoquette.ch/httpdocs/wp-content/plugins/woocommerce/includes/class-wc-cart.php on line 730