Fatal error: Uncaught Error: Class 'SureCartBlocks\Blocks\BuyButton\Block' not found in /home/sifracom/public_html/wp-content/plugins/surecart/packages/blocks/Blocks/AddToCartButton/Block.php:11 Stack trace: #0 {main} thrown in /home/sifracom/public_html/wp-content/plugins/surecart/packages/blocks/Blocks/AddToCartButton/Block.php on line 11