wpsnoop Fatal error: Cannot redeclare yith_plugin_registration_hook()
If you are dealing with a WordPress issue where a PHP Function yith_plugin_registration_hook() was already declared it is most likely due to a plugin/theme conflict.
wpsnoop scanned and analyzed over 100,000 WordPress plugins and themes to find and locate potential conflicts including functions that share the same name.
This page has information on the 66 places where that function is declared and used in WordPress plugins and themes.
Note: Our database currently only taps into the free themes and plugins available in the publicly available WordPress plugins and themes, if your site uses paid plugins, themes or custom code there may be additional conflicts.
Our database has uncovered 66 different instances of potential conflicts where different plugins or themes share the function name.
Examples of this error include:PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/product-search-woocommerce/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin WooCommerce Product Search and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-automatic-role-changer-for-woocommerce/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH Automatic Role Changer for WooCommerce and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-color-and-label-variations-for-woocommerce/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH Color and Label Variations for WooCommerce and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-donations-for-woocommerce/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH Donations for WooCommerce and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-essential-kit-for-woocommerce-1/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH Essential Kit for WooCommerce #1 and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-infinite-scrolling/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH Infinite Scrolling and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-live-chat/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH Live Chat and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-product-size-charts-for-woocommerce/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH Product Size Charts for WooCommerce and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-added-to-cart-popup/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Added to Cart Popup and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-additional-uploads/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Uploads and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-advanced-reviews/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Advanced Reviews and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-affiliates/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Affiliates and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-ajax-navigation/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Ajax Product Filter and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-ajax-search/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Ajax Search and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-anti-fraud/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Anti-Fraud and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-authorizenet-payment-gateway/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Authorize.net Payment Gateway and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-badges-management/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Badge Management and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-best-sellers/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Best Sellers and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-brands-add-on/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Brands Add-on and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-bulk-product-editing/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Bulk Product Editing and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-cart-messages/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Cart Messages and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-catalog-mode/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Catalog Mode and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-category-accordion/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Category Accordion and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-compare/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Compare and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-coupon-email-system/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Coupon Email System and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-custom-order-status/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Custom Order Status and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-deposits-and-down-payments/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Deposits and Down Payments and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-dynamic-pricing-and-discounts/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Dynamic Pricing and Discounts and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-email-templates/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Email Templates and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/shipment-tracking-woocommerce/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin WooCommerce Shipment Tracking and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-eu-energy-label/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce EU Energy Label and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-eu-vat/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce EU VAT and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-featured-video/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Featured Video and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-frequently-bought-together/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Frequently Bought Together and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-gift-cards/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Gift Cards and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-mailchimp/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Mailchimp and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-membership/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Membership and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-minimum-maximum-quantity/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Minimum Maximum Quantity and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-name-your-price/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Name Your Price and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-one-click-checkout/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce One-Click Checkout and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-order-tracking/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Order Tracking and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-pdf-invoice/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce PDF Invoice and Shipping List and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-points-and-rewards/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Points and Rewards and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-popup/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Popup and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-product-add-ons/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Product Add-ons & Extra Options and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-product-bundles/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Product Bundles and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-product-countdown/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Product Countdown and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-product-slider-carousel/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Product Slider Carousel and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-questions-and-answers/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Questions and Answers and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-quick-view/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Quick View and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-recently-viewed-products/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Recently Viewed Products and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-recover-abandoned-cart/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Recover Abandoned Cart and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-request-a-quote/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH Request a Quote for WooCommerce and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-review-for-discounts/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Review For Discounts and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-review-reminder/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Review Reminder and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-save-for-later/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Save for Later and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-share-for-discounts/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Share For Discounts and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-social-login/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Social Login and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-subscription/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Subscription and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-surveys/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Surveys and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-tab-manager/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Tab Manager and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-waiting-list/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Waiting List and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-watermark/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin YITH WooCommerce Watermark and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-wishlist/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Wishlist and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/yith-woocommerce-zoom-magnifier/plugin-fw/yit-plugin-registration-hook.php:17)
This file is part of the WordPress plugin YITH WooCommerce Product Gallery & Image Zoom and could be interacting with another theme or plugin and causing a fatal error.
PHP Fatal error: Cannot redeclare yith_plugin_registration_hook() (previously declared in wp-content/plugins/allbulksms-woocommerce-sms-notifications/plugin-fw/yit-plugin-registration-hook.php:12)
This file is part of the WordPress plugin ABS WooCommerce SMS Notifications and could be interacting with another theme or plugin and causing a fatal error.
The error occurs because two (or more) plugins that you are using are both trying to declare a function with the same name.