wpsnoop: fix Subdomains plugin conflicts, errors & issues

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


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

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What does Subdomains version 2.0.1 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Subdomains to perform differently in your installation, previous versions before 2.0.1 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 2.0.1 of Subdomains 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 Subdomains 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 Subdomains add to WordPress?

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

Type & Path Size Conflicts
wp-content/plugins/subdomains/ 10.21kB No known conflicts with other themes or plugins.
wp-content/plugins/subdomains/readme.txt 2.24kB No known conflicts with other themes or plugins.
wp-content/plugins/subdomains/subdomain-options.php 2.39kB No known conflicts with other themes or plugins.
wp-content/plugins/subdomains/subdomains.php 5.57kB No known conflicts with other themes or plugins.

Which new shortcodes does Subdomains add to WordPress?

Which new database tables are created by the WordPress plugin Subdomains?

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

Option Name   Known Conflicts
_transient_rewrite_rules Potential conflict with 4 plugins or themes

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

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

Using Subdomains 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 Subdomains from the command line with WP-CLI

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

wp plugin install subdomains


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

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

wp plugin install subdomains --activate


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

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

wp plugin install subdomains --force


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

wp plugin update subdomains


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

wp plugin delete subdomains

Where can you download earlier versions of Subdomains?

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 Subdomains 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 Subdomains

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