Title: Fatal Error with PHP 8.x Last modified: April 15, 2024 --- # Fatal Error with PHP 8.x * Resolved [groundzero](https://wordpress.org/support/users/groundzero/) * (@groundzero) * [2 years ago](https://wordpress.org/support/topic/fatal-error-with-php-8-x-2/) * The site throws error when PHP 8.0 is applied on this hosting. **Fatal error**: Uncaught Error: Undefined constant “VERSION_PFW” in /var/www/wp-content/plugins/ woo-paypal-gateway/ppcp/checkout-block/ppcp-checkout-block.php:34 Stack trace:# 0 /var/www/wp-content/plugins/woocommerce/src/Blocks/Payments/PaymentMethodRegistry. php(45): PPCP_Checkout_Block->get_payment_method_script_handles() #1 /var/www/ wp-content/plugins/woocommerce/src/Blocks/Payments/Api.php(65): Automattic\WooCommerce\ Blocks\Payments\PaymentMethodRegistry->get_all_active_payment_method_script_dependencies()# 2 /var/www/wp-includes/class-wp-hook.php(324): Automattic\WooCommerce\Blocks\ Payments\Api->add_payment_method_script_dependencies(Array, ‘wc-cart-block’) # 3 /var/www/wp-includes/plugin.php(205): WP_Hook->apply_filters(Array, Array) # 4 /var/www/wp-content/plugins/woocommerce/src/Blocks/Assets/Api.php(275): apply_filters(‘ woocommerce_blo…’, Array, ‘wc-cart-block’) #5 /var/www/wp-content/plugins/woocommerce/ src/Blocks/BlockTypes/AbstractBlock.php(139): Automattic\WooCommerce\Blocks\Assets\ Api->register_script(‘wc-cart-block’, ‘assets/client/b…’, Array, true) #6 /var/ www/wp-content/plugins/woocommerce/src/Blocks/BlockTypes/Cart.php(271): Automattic\ WooCommerce\Blocks\BlockTypes\AbstractBlock->register_block_type_assets() #7 / var/www/wp-content/plugins/woocommerce/src/Blocks/BlockTypes/AbstractBlock.php( 124): Automattic\WooCommerce\Blocks\BlockTypes\Cart->register_block_type_assets()# 8 /var/www/wp-content/plugins/woocommerce/src/Blocks/BlockTypes/Cart.php(33): Automattic\WooCommerce\Blocks\BlockTypes\AbstractBlock->initialize() #9 /var/ www/wp-content/plugins/woocommerce/src/Blocks/BlockTypes/AbstractBlock.php(70): Automattic\WooCommerce\Blocks\BlockTypes\Cart->initialize() #10 /var/www/wp-content/ plugins/woocommerce/src/Blocks/BlockTypesController.php(106): Automattic\WooCommerce\ Blocks\BlockTypes\AbstractBlock->__construct(Object(Automattic\WooCommerce\Blocks\ Assets\Api), Object(Automattic\WooCommerce\Blocks\Assets\AssetDataRegistry), Object(Automattic\WooCommerce\Blocks\Integrations\IntegrationRegistry)) #11 / var/www/wp-includes/class-wp-hook.php(324): Automattic\WooCommerce\Blocks\BlockTypesController- >register_blocks(”) #12 /var/www/wp-includes/class-wp-hook.php(348): WP_Hook- >apply_filters(NULL, Array) #13 /var/www/wp-includes/plugin.php(517): WP_Hook- >do_action(Array) #14 /var/www/wp-settings.php(695): do_action(‘init’) #15 /var/ www/wp-config.php(106): require_once(‘/var/www/wp-set…’) #16 /var/www/wp-load. php(50): require_once(‘/var/www/wp-con…’) #17 /var/www/wp-blog-header.php(13): require_once(‘/var/www/wp-loa…’) #18 /var/www/index.php(17): require(‘/var/www/ wp-blo…’) #19 {main} thrown in **/var/www/wp-content/plugins/woo-paypal-gateway/ ppcp/checkout-block/ppcp-checkout-block.php** on line **34** * Can you please check this issue? Viewing 4 replies - 1 through 4 (of 4 total) * Thread Starter [groundzero](https://wordpress.org/support/users/groundzero/) * (@groundzero) * [2 years ago](https://wordpress.org/support/topic/fatal-error-with-php-8-x-2/#post-17688526) * With PHP 7.x this waring was already shown. **Warning**: Use of undefined constant VERSION_PFW – assumed ‘VERSION_PFW’ (this will throw an Error in a future version of PHP) in **/var/www/wp-content/plugins/woo-paypal-gateway/ppcp/checkout-block/ ppcp-checkout-block.php** on line **34**But enabling PHP 8.x crashes the website. * Plugin Author [Easy Payment](https://wordpress.org/support/users/easypayment/) * (@easypayment) * [2 years ago](https://wordpress.org/support/topic/fatal-error-with-php-8-x-2/#post-17689196) * Hi [@groundzero](https://wordpress.org/support/users/groundzero/), * I wanted to express my gratitude for submitting the support ticket. I’m pleased to inform you that I’ve resolved the issue and released a new version. * Many thanks! * Thread Starter [groundzero](https://wordpress.org/support/users/groundzero/) * (@groundzero) * [2 years ago](https://wordpress.org/support/topic/fatal-error-with-php-8-x-2/#post-17691998) * That’s great. Thank you so much. Issue is resolved. * Plugin Author [Easy Payment](https://wordpress.org/support/users/easypayment/) * (@easypayment) * [2 years ago](https://wordpress.org/support/topic/fatal-error-with-php-8-x-2/#post-17692304) * We’re eager to hear your thoughts on our product and customer support. If you could spare a moment to share your [feedback](https://wordpress.org/support/plugin/woo-paypal-gateway/reviews/#new-post), we’d truly appreciate it. * Thank you! Viewing 4 replies - 1 through 4 (of 4 total) The topic ‘Fatal Error with PHP 8.x’ is closed to new replies. * ![](https://ps.w.org/woo-paypal-gateway/assets/icon-256x256.png?rev=3275768) * [Payment Gateway for PayPal on WooCommerce](https://wordpress.org/plugins/woo-paypal-gateway/) * [Frequently Asked Questions](https://wordpress.org/plugins/woo-paypal-gateway/#faq) * [Support Threads](https://wordpress.org/support/plugin/woo-paypal-gateway/) * [Active Topics](https://wordpress.org/support/plugin/woo-paypal-gateway/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/woo-paypal-gateway/unresolved/) * [Reviews](https://wordpress.org/support/plugin/woo-paypal-gateway/reviews/) * 4 replies * 2 participants * Last reply from: [Easy Payment](https://wordpress.org/support/users/easypayment/) * Last activity: [2 years ago](https://wordpress.org/support/topic/fatal-error-with-php-8-x-2/#post-17692304) * Status: resolved