plugin causes a fatal error on my site

Fatal error: Declaration of Woo_Variation_Swatches_Pro_Product_Page::get_item_css_classes($data) must be compatible with Woo_Variation_Swatches_Product_Page::get_item_css_classes($data, $attribute_type, $variation_data = []) in /var/www/wp-content/plugins/woo-variation-swatches-pro/includes/class-woo-variation-swatches-pro-product-page.php on line 131

Notice: Function is_embed was called incorrectly. Conditional query tags do not work before the query is run. Before then, they always return false. Please see Debugging in WordPress for more information. (This message was added in version 3.1.0.) in /var/www/wp-includes/functions.php on line 5835

Notice: Function is_search was called incorrectly. Conditional query tags do not work before the query is run. Before then, they always return false. Please see Debugging in WordPress for more information. (This message was added in version 3.1.0.) in /var/www/wp-includes/functions.php on line 5835

There has been a critical error on this website. Please check your site admin email inbox for instructions.

are you sure that this will not create an error on my website?

cause it was working well before the update

I did what you asked and here is what i receive

please advise

Fatal error: Uncaught Error: Call to a member function get_key_with_language_suffix() on null in /var/www/wp-content/plugins/woo-variation-swatches-pro/includes/class-woo-variation-swatches-pro.php:40 Stack trace: #0 /var/www/wp-content/plugins/woo-variation-swatches-pro/includes/class-woo-variation-swatches-pro-product-edit-panel.php(99): Woo_Variation_Swatches_Pro->get_product_options(‘15515’) #1 /var/www/wp-content/plugins/woo-variation-swatches-pro/includes/class-woo-variation-swatches-pro-product-edit-panel.php(70): Woo_Variation_Swatches_Pro_Product_Edit_Panel->get_product_options(‘15515’) #2 /var/www/wp-content/plugins/woo-variation-swatches-pro/includes/class-woo-variation-swatches-pro-product-edit-panel.php(79): Woo_Variation_Swatches_Pro_Product_Edit_Panel->product_settings(‘15515’) #3 /var/www/wp-includes/class-wp-hook.php(308): Woo_Variation_Swatches_Pro_Product_Edit_Panel->product_data_panel(”) #4 /var/www/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(”, Array) #5 /var/www/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #6 /var/www/wp-content/plugins/woocommerce/includes/admin/meta-boxes/views/html-product-data-panel.php(54): do_action(‘woocommerce_pro…’) #7 /var/www/wp-content/plugins/woocommerce/includes/admin/meta-boxes/class-wc-meta-box-product-data.php(33): include(‘/var/www/wp-con…’) #8 /var/www/wp-admin/includes/template.php(1409): WC_Meta_Box_Product_Data::output(Object(WP_Post), Array) #9 /var/www/wp-admin/edit-form-advanced.php(688): do_meta_boxes(Object(WP_Screen), ‘normal’, Object(WP_Post)) #10 /var/www/wp-admin/post.php(206): require(‘/var/www/wp-adm…’) #11 {main} thrown in /var/www/wp-content/plugins/woo-variation-swatches-pro/includes/class-woo-variation-swatches-pro.php on line 40

There has been a critical error on this website. Please check your site admin email inbox for instructions.