Fatal error: Uncaught Error: Class 'WC_Checkout' not found in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/woocommerce/includes/class-woocommerce.php:1150 Stack trace: #0 /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/fusion-builder/inc/class-fusion-builder.php(7201): WooCommerce->checkout() #1 /home/plusshee/domains/plussheed.ir/public_html/wp-includes/class-wp-hook.php(324): FusionBuilder->checkout_elements_wrapper('[fusion_builder...') #2 /home/plusshee/domains/plussheed.ir/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters('[fusion_builder...', Array) #3 /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/fusion-builder/inc/class-fusion-template-builder.php(1554): apply_filters('the_content', '[fusion_builder...') #4 /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/fusion-builder/inc/class-fusion-template-builder.php(1122): Fusion_Template_Builder->render_content(Object(WP_Post)) #5 /home/plusshee/domains/plussheed.ir/public_html/w in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/woocommerce/includes/class-woocommerce.php on line 1150 Fatal error: Uncaught Error: Class 'WC_Log_Levels' not found in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/woocommerce/includes/class-wc-logger.php:236 Stack trace: #0 /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/woocommerce/includes/class-woocommerce.php(414): WC_Logger->critical('Uncaught Error:...', Array) #1 [internal function]: WooCommerce->log_errors() #2 {main} thrown in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/woocommerce/includes/class-wc-logger.php on line 236