wpsnoop Fatal error: Cannot redeclare redux_tracking_additions()

If you are dealing with a WordPress issue where a PHP Function redux_tracking_additions() 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 15 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 15 different instances of potential conflicts where different plugins or themes share the function name.

Examples of this error include:

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/blackbaud-sphere/redux/core/inc/tracking.php:477)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/wp-mmenu-lite/admin/redux-framework/ReduxCore/inc/tracking.php:459)

This file is part of the WordPress plugin WP MMenu Lite (Mobile Menu) and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/click2call/admin/redux-framework/ReduxCore/inc/tracking.php:463)

This file is part of the WordPress plugin Click2Call and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/master-bar/admin/redux-framework/ReduxCore/inc/tracking.php:461)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/wp-basics/ReduxFramework/ReduxCore/inc/tracking.php:358)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/admin-branding/assets/redux/ReduxCore/inc/tracking.php:463)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/mg-parallax-slider/framework/core/inc/tracking.php:461)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/wpbizplugins-super-simple-news-box/assets/redux/ReduxCore/inc/tracking.php:365)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/mg-post-contributors/framework/core/inc/tracking.php:463)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/dynamic-widgets-sidebar/admin/redux-framework/ReduxCore/inc/tracking.php:463)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/dooodl/includes/libs/redux-framework/inc/tracking.php:441)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/themes/studio-x/admin/redux/admin/redux-framework/ReduxCore/inc/tracking.php:459)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/search-by-wp-search/ReduxFramework/ReduxCore/inc/tracking.php:463)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/wp-image-hover-lite/includes/redux-framework/ReduxCore/inc/tracking.php:358)

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

PHP Fatal error: Cannot redeclare redux_tracking_additions() (previously declared in wp-content/plugins/after-content/ReduxFramework/ReduxCore/inc/tracking.php:239)

This file is part of the WordPress plugin After content 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.