I can't edit my home page using elementor in wordpress

whenever i try to edit my home page using elementor in wordpress. it says The site is experiencing technical difficulties. Please check your site admin email inbox for instructions.

I contacted my host provider but they were unable to solve this issue They provided me with this code and said that the error is related to your woocommerce plugin I also deleted the plugin and installed it again but same case happened

[02-Aug-2019 07:28:19 UTC] PHP Fatal error: Uncaught Error: Call to a member function get_cart() on null in /home/hazaraxp/public_html/wp-content/plugins/woocommerce-quick-buy/includes/common-functions.php:50 Stack trace:

0 /home/hazaraxp/public_html/wp-content/plugins/woocommerce-quick-buy/includes/class-frontend.php(120): wc_qb_product_in_cart(269)

1 /home/hazaraxp/public_html/wp-content/plugins/woocommerce-quick-buy/includes/class-quick-buy-auto-add.php(83): WooCommerce_Quick_Buy_FrontEnd->generate_button(Array)

2 /home/hazaraxp/public_html/wp-includes/class-wp-hook.php(286): WooCommerce_Quick_Buy_Auto_Add->add_shop_quick_buy_button('')

3 /home/hazaraxp/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array)

4 /home/hazaraxp/public_html/wp-includes/plugin.php(465): WP_Hook->do_action(Array)

5 /home/hazaraxp/public_html/wp-content/plugins/woocommerce/templates/content-product.php(65): do_action('woocommerce_aft...')

6 /home/hazaraxp/public_html/wp-includes/template.php(724): require('/home/hazaraxp/...')

7 /home/ha in /home/hazaraxp/public_html/wp-content/plugins/woocommerce-quick-buy/includes/common-functions.php on line 50