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    Fatal error: Uncaught Error: Class 'WC_Product_Attribute' not found in /home/payon/public_html/wp-content/plugins/woocommerce/includes/data-stores/class-wc-product-data-store-cpt.php:466 Stack trace: #0 /home/payon/public_html/wp-content/plugins/woocommerce/includes/data-stores/class-wc-product-data-store-cpt.php(185): WC_Product_Data_Store_CPT->read_attributes(Object(WC_Product_Simple)) #1 /home/payon/public_html/wp-content/plugins/woocommerce/includes/class-wc-data-store.php(159): WC_Product_Data_Store_CPT->read(Object(WC_Product_Simple)) #2 /home/payon/public_html/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-product.php(135): WC_Data_Store->read(Object(WC_Product_Simple)) #3 /home/payon/public_html/wp-content/plugins/woocommerce/includes/class-wc-product-simple.php(24): WC_Product->__construct(10871) #4 /home/payon/public_html/wp-content/plugins/woocommerce/includes/class-wc-product-factory.php(46): WC_Product_Simple->__construct(10871, Array) #5 /home/payon/public_html/wp-content/plugins/woocommerce/i in /home/payon/public_html/wp-content/plugins/woocommerce/includes/data-stores/class-wc-product-data-store-cpt.php on line 466