wpsnoop: fix Core Web Vitals Booster plugin conflicts, errors & issues

When the plugin Core Web Vitals Booster conflicts or throws a PHP error we hope wpsnoop can help you to fix the issue quickly.


Discover which shortcodes wp-options PHP functions database tables and files are created by Core Web Vitals Booster, plus learn which plugins and/or themes could be in conflict with Core Web Vitals Booster.


Troubleshooting theme and plugin conflicts is easier when you know what Core Web Vitals Booster leaves behind after uninstalling it from a WordPress installation, there is a list down below for your convenience.

Expert advice is recommended if you are not technically proficient with PHP, MySQL etc. View support options for Core Web Vitals Booster

Get professional support for Core Web Vitals Booster here

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What does Core Web Vitals Booster version 1.1.0 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Core Web Vitals Booster to perform differently in your installation, previous versions before 1.1.0 may have created a different set of shortcodes, used different function names or could have created entirely different database tables to store settings and operate. This is not an exhaustive list but shows how version 1.1.0 of Core Web Vitals Booster behaves when installed and removed on a clean installation of WordPress.

We have not tested individual shortcodes, features or settings of this plugin but instead have concentrated on the potential for obvious errors and conflicts which can occur, if you need help with the plugin in your local installation you can get WordPress help and support for Core Web Vitals Booster by clicking here.

Our testing covered the free version of this plugin there may or may not be a paid version or premium version available for purchase that unlocks additional features and could behave in a slightly or very different manner.

Which new files does Core Web Vitals Booster add to WordPress?

This section will populate with a table showing an icon, size and filepath.

Type & Path Size Conflicts
wp-content/advanced-cache.php The wp-content/advanced-cache.php file has potential conflicts with at least 21 other plugins or themes.
wp-content/plugins/speedien/ 43.04kB No known conflicts with other themes or plugins.
wp-content/plugins/speedien/readme.txt 9.59kB No known conflicts with other themes or plugins.
wp-content/plugins/speedien/speedien_cache.php 22.39kB No known conflicts with other themes or plugins.
wp-content/plugins/speedien/speedien_config.php 376.00B No known conflicts with other themes or plugins.
wp-content/plugins/speedien/speedien_ui.php 9.71kB No known conflicts with other themes or plugins.
wp-content/plugins/speedien/speedien.php 0.98kB No known conflicts with other themes or plugins.

Which new shortcodes does Core Web Vitals Booster add to WordPress?

Which new database tables are created by the WordPress plugin Core Web Vitals Booster?

Which new options are added to the wp-options table by Core Web Vitals Booster?

What new PHP functions does Core Web Vitals Booster declare when it is active?

Function   Conflicts Common Errors
speedien_cache_init 0 conflicts Fatal error: Cannot redeclare speedien_cache_init()
speedien_cdn_rewrite 0 conflicts Fatal error: Cannot redeclare speedien_cdn_rewrite()
speedien_check_cache_eligibility 0 conflicts Fatal error: Cannot redeclare speedien_check_cache_eligibility()
speedien_deactivate 0 conflicts Fatal error: Cannot redeclare speedien_deactivate()
speedien_exclusion_handler 0 conflicts Fatal error: Cannot redeclare speedien_exclusion_handler()
speedien_field_api_key_cb 0 conflicts Fatal error: Cannot redeclare speedien_field_api_key_cb()
speedien_field_jse_type_cb 0 conflicts Fatal error: Cannot redeclare speedien_field_jse_type_cb()
speedien_field_jslist_cb 0 conflicts Fatal error: Cannot redeclare speedien_field_jslist_cb()
speedien_field_pagelist_cb 0 conflicts Fatal error: Cannot redeclare speedien_field_pagelist_cb()
speedien_field_site_id_cb 0 conflicts Fatal error: Cannot redeclare speedien_field_site_id_cb()
speedien_load_config 0 conflicts Fatal error: Cannot redeclare speedien_load_config()
speedien_options_page 0 conflicts Fatal error: Cannot redeclare speedien_options_page()
speedien_options_page_html 0 conflicts Fatal error: Cannot redeclare speedien_options_page_html()
speedien_preload_content_handler 0 conflicts Fatal error: Cannot redeclare speedien_preload_content_handler()
speedien_process_page 0 conflicts Fatal error: Cannot redeclare speedien_process_page()
speedien_section_developers_callback 0 conflicts Fatal error: Cannot redeclare speedien_section_developers_callback()
speedien_section_preload_callback 0 conflicts Fatal error: Cannot redeclare speedien_section_preload_callback()
speedien_settings_init 0 conflicts Fatal error: Cannot redeclare speedien_settings_init()

Using Core Web Vitals Booster from the command line with WP-CLI

The following commands are provided for convenience and should only be used if you understand how WP-CLI works. These commands refer to a single WordPress instance and may need to be modified if you are working with a Multisite installation.


How to install Core Web Vitals Booster from the command line with WP-CLI

Navigate to the root of your WordPress installation and type the following command:

wp plugin install speedien


How to activate Core Web Vitals Booster from the command line with WP-CLI

To immediately activate Core Web Vitals Booster after WP-CLI downloads the latest version you can use the following command:

wp plugin install speedien --activate


How to reinstall Core Web Vitals Booster from the command line with WP-CLI

To force a reinstallation of Core Web Vitals Booster which overwrites the current plugin without asking for confirmation you can use the following command:

wp plugin install speedien --force


How to update Core Web Vitals Booster to the latest version from the command line with WP-CLI

wp plugin update speedien


How to delete Core Web Vitals Booster from the command line with WP-CLI

wp plugin delete speedien

Where can you download earlier versions of Core Web Vitals Booster?

Whenever possible you should use the latest version of plugins and themes, however if you have recently updated and discovered that you need to install an earlier version you may be able to download other versions of Core Web Vitals Booster from the WordPress repository by visiting this link.

Please note that installing earlier versions of a theme or plugin is not generally a recommended course of action for most users and could re-introduce security, stability or other issues in Core Web Vitals Booster

About our testing enviroment

Tests were conducted using Apache 2.4.29, PHP 7.2 on Ubuntu 18.04, MySQL 5.7.33 and WordPress 5.9

It is very possible that different versions of PHP such as PHP 8.0, PHP 7.4, or PHP 7.3 could behave differently with Core Web Vitals Booster. Different versions of WordPress could implement the features of this plugin in slightly different ways as well.