wpsnoop: fix Headless theme conflicts, errors & issues

When the theme Headless 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 Headless, plus learn which plugins and/or themes could be in conflict with Headless.


Troubleshooting theme and plugin conflicts is easier when you know what Headless 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 Headless

Get professional support for Headless here

When you need professional help with WordPress: get help here


What does Headless version 0.9.2 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Headless to perform differently in your installation, previous versions before 0.9.2 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 0.9.2 of Headless behaves when installed and removed on a clean installation of WordPress.

We have not tested individual shortcodes, features or settings of this theme 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 Headless by clicking here.

Our testing covered the free version of this theme 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 Headless add to WordPress?

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

Type & Path Size Conflicts
wp-content/themes/headless/ 263.15kB No known conflicts with other themes or plugins.
wp-content/themes/headless/404.php 160.00B No known conflicts with other themes or plugins.
wp-content/themes/headless/archive.php 2.41kB No known conflicts with other themes or plugins.
wp-content/themes/headless/archives.php 352.00B No known conflicts with other themes or plugins.
wp-content/themes/headless/comments-popup.php 4.53kB No known conflicts with other themes or plugins.
wp-content/themes/headless/comments.php 4.04kB No known conflicts with other themes or plugins.
wp-content/themes/headless/footer.php 1.16kB No known conflicts with other themes or plugins.
wp-content/themes/headless/functions.php 286.00B No known conflicts with other themes or plugins.
wp-content/themes/headless/header.php 861.00B No known conflicts with other themes or plugins.
wp-content/themes/headless/image.php 2.45kB No known conflicts with other themes or plugins.
wp-content/themes/headless/images/ 110.37kB No known conflicts with other themes or plugins.
wp-content/themes/headless/images/headless_bg.jpg 17.35kB No known conflicts with other themes or plugins.
wp-content/themes/headless/images/headless_inputbg.jpg 16.78kB No known conflicts with other themes or plugins.
wp-content/themes/headless/images/headless_portrait.jpg 27.77kB No known conflicts with other themes or plugins.
wp-content/themes/headless/images/headless_respondbg.jpg 13.66kB No known conflicts with other themes or plugins.
wp-content/themes/headless/images/headless_searchbox.jpg 17.47kB No known conflicts with other themes or plugins.
wp-content/themes/headless/images/headless_searchbutton.jpg 17.35kB No known conflicts with other themes or plugins.
wp-content/themes/headless/index.php 1.10kB No known conflicts with other themes or plugins.
wp-content/themes/headless/links.php 188.00B No known conflicts with other themes or plugins.
wp-content/themes/headless/page.php 615.00B No known conflicts with other themes or plugins.
wp-content/themes/headless/readme.txt 2.17kB No known conflicts with other themes or plugins.
wp-content/themes/headless/screenshot.png 117.51kB No known conflicts with other themes or plugins.
wp-content/themes/headless/search.php 1.34kB No known conflicts with other themes or plugins.
wp-content/themes/headless/searchform.php 360.00B No known conflicts with other themes or plugins.
wp-content/themes/headless/sidebar.php 2.98kB No known conflicts with other themes or plugins.
wp-content/themes/headless/single.php 2.54kB No known conflicts with other themes or plugins.
wp-content/themes/headless/style.css 7.79kB No known conflicts with other themes or plugins.

Which new shortcodes does Headless add to WordPress?

Which new database tables are created by the WordPress theme Headless?

Which new options are added to the wp-options table by Headless?

Option Name   Known Conflicts
current_theme Potential conflict with 8753 plugins or themes
theme_mods_twentytwentytwo Potential conflict with 8767 plugins or themes
theme_switched Potential conflict with 8753 plugins or themes
theme_mods_headless The theme_mods_headless option doesn't have any known conflicts with other themes or plugins.

During use Headless may or may not create more options depending on how the theme is configured and depending on which other themes and plugins are active in your specific hosting environment.

What new PHP functions does Headless declare when it is active?

Using Headless 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 Headless from the command line with WP-CLI

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

wp theme install headless


How to activate Headless from the command line with WP-CLI

To immediately activate Headless after WP-CLI downloads the latest version you can use the following command:

wp theme install headless --activate


How to reinstall Headless from the command line with WP-CLI

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

wp theme install headless --force


How to update Headless to the latest version from the command line with WP-CLI

wp theme update headless


How to delete Headless from the command line with WP-CLI

wp theme delete headless --force

Where can you download earlier versions of Headless?

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 Headless 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 Headless

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 Headless. Different versions of WordPress could implement the features of this plugin in slightly different ways as well.