wpsnoop Fatal error: Cannot redeclare rwmb_get_registry()

If you are dealing with a WordPress issue where a PHP Function rwmb_get_registry() 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 36 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 36 different instances of potential conflicts where different plugins or themes share the function name.

Examples of this error include:

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/script-planner/plugins/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin Script Planner and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/io-plus/vendor/rilwis/meta-box/inc/functions.php:306)

This file is part of the WordPress plugin IO Plus and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/wp-radar-chart/vendor/meta-box/inc/functions.php:318)

This file is part of the WordPress plugin WP Radar Chart and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/real-estate-agencies/plugins/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin Real Estate Agencies and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/kata-plus/includes/meta-box/meta-box-plugin/inc/functions.php:290)

This file is part of the WordPress plugin Kata Plus and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/chat-opener-for-hubspot/vendor/wpmetabox/meta-box/inc/functions.php:306)

This file is part of the WordPress plugin Chat opener for Hubspot and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/real-estate-properties/plugins/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin Real Estate Properties and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/ki-live-video-conferences/vendor/rilwis/meta-box/inc/functions.php:306)

This file is part of the WordPress plugin KI Live Video Conferences and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/deep-free-plus/admin/meta-box/meta-box-core/inc/functions.php:214)

This file is part of the WordPress plugin Deep Free Plus and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/deepcore/src/admin/meta-box/meta-box-core/inc/functions.php:345)

This file is part of the WordPress plugin Deep Core and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/smartlib-tools/vendor/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin Smartlib Tools and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/templatesnext-onepager/inc/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin TemplatesNext OnePager and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/templatesnext-toolkit/inc/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin TemplatesNext ToolKit and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/wp-restaurant-price-list/assets/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin WP Restaurant Price List and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/affiliate-coupons/includes/vendor/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin Affiliate Coupons and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/responsive-cropped-yummy-images-pictures-and-thumbnails/vendor/wpmetabox/meta-box/inc/functions.php:306)

This file is part of the WordPress plugin Responsive cropped Yummy images, pictures and thumbnails and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/live-chat-facebook-fanpage/admin/meta-box/inc/functions.php:290)

This file is part of the WordPress plugin Live Chat for Fanpage and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/crucial-real-estate/includes/libraries/meta-box/inc/functions.php:290)

This file is part of the WordPress plugin Crucial Real Estate and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/easy-tours/plugins/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin Easy Tours and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/flying-analytics/vendor/meta-box/meta-box/inc/functions.php:290)

This file is part of the WordPress plugin Flying Analytics by FlyingPress and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/sermonpress/dependencies/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin SermonPress and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/couponfun/inc/meta-box-master/inc/functions.php:213)

This file is part of the WordPress plugin CouponFun and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/themes/i-one/inc/meta-box/inc/functions.php:215)

This file is part of the WordPress theme i-one and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/wp-stateless/vendor/wpmetabox/meta-box/inc/functions.php:318)

This file is part of the WordPress plugin WP-Stateless and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/pando-extra/inc/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin Pando Extra and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/wp-property/lib/features/meta-box/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin WP-Property and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/localseomap-for-elementor/vendor/rilwis/meta-box/inc/functions.php:306)

This file is part of the WordPress plugin LocalSEOMap for Elementor and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/curbside-pickup/vendor/meta-box/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin Curbside Pickup and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/meta-box/inc/functions.php:290)

This file is part of the WordPress plugin Meta Box and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/bizapp-for-woocommerce/libraries/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin Bizapp for WooCommerce and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/debtcom-business-in-a-box/plugins/meta-box/inc/functions.php:213)

This file is part of the WordPress plugin Debt.com Business in a Box and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/disclaimer-popup/assets/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin Disclaimer Popup and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/edd-custom-credit-card-icons/assets/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin Custom Credit Card Icons for Easy Digital Downloads and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/video-conferencing-daily-co/vendor/wpmetabox/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin Video Conferencing Daily.co and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/ngaze-order-gateway/external/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin NGAZE Order Gateway and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare rwmb_get_registry() (previously declared in wp-content/plugins/boo-recipes/vendor/meta-box/meta-box/inc/functions.php:345)

This file is part of the WordPress plugin Boo Recipes 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.