Fatal error: Uncaught Error: Call to a member function get_cart() on null in /www/htdocs/w0128a62/shop-auszeit.de/wp-content/plugins/dynamic-pricing-and-discounts-for-woocommerce-basic-version/public/new_calculation_handler.php:79 Stack trace: #0 /www/htdocs/w0128a62/shop-auszeit.de/wp-content/plugins/dynamic-pricing-and-discounts-for-woocommerce-basic-version/public/class-xa-dynamic-pricing-plugin-public.php(39): XA_NewCalculationHandler->__construct() #1 /www/htdocs/w0128a62/shop-auszeit.de/wp-includes/class-wp-hook.php(324): xa_init_calculator('') #2 /www/htdocs/w0128a62/shop-auszeit.de/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #3 /www/htdocs/w0128a62/shop-auszeit.de/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #4 /www/htdocs/w0128a62/shop-auszeit.de/wp-settings.php(717): do_action('wp_loaded') #5 /www/htdocs/w0128a62/shop-auszeit.de/wp-config.php(117): require_once('/www/htdocs/w01...') #6 /www/htdocs/w0128a62/shop-auszeit.de/wp-load.php(50): require_once('/www/htdocs/w01...') #7 /www/htdocs/w0128a62/shop-auszeit.de/wp-blog-header.php(13): require_once('/www/htdocs/w01...') #8 /www/htdocs/w0128a62/shop-auszeit.de/index.php(17): require('/www/htdocs/w01...') #9 {main} thrown in /www/htdocs/w0128a62/shop-auszeit.de/wp-content/plugins/dynamic-pricing-and-discounts-for-woocommerce-basic-version/public/new_calculation_handler.php on line 79