wpsnoop: fix USER ID plugin conflicts, errors & issues

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


Troubleshooting theme and plugin conflicts is easier when you know what USER ID 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 USER ID

Get professional support for USER ID here

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What does USER ID version 1.0 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for USER ID to perform differently in your installation, previous versions before 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 1.0 of USER ID 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 USER ID 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 USER ID add to WordPress?

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

Type & Path Size Conflicts
wp-content/plugins/user-id/ 35.98kB No known conflicts with other themes or plugins.
wp-content/plugins/user-id/LICENSE 34.98kB No known conflicts with other themes or plugins.
wp-content/plugins/user-id/README.md 638.00B No known conflicts with other themes or plugins.
wp-content/plugins/user-id/user-id.php 386.00B No known conflicts with other themes or plugins.

Which new shortcodes does USER ID add to WordPress?

ShortCode   Known Plugin or Theme conflicts
[user-id] The user-id shortcode has potential conflict with at least 1 other plugin or theme.

Note: We have not yet checked to see if these shortcodes work as expected in pages, posts, sidebar widgets, or when set as the page title, in content, in the excert, in menus or anywhere else within a WordPress installation. A shortcode could produce errors due to parameters added when it is used, or if the plugin is updated and the format of the shortcode has changed.

Which new database tables are created by the WordPress plugin USER ID?

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

What new PHP functions does USER ID declare when it is active?

Function   Conflicts Common Errors
user_id 1 conflict Fatal error: Cannot redeclare user_id()

Using USER ID 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 USER ID from the command line with WP-CLI

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

wp plugin install user-id


How to activate USER ID from the command line with WP-CLI

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

wp plugin install user-id --activate


How to reinstall USER ID from the command line with WP-CLI

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

wp plugin install user-id --force


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

wp plugin update user-id


How to delete USER ID from the command line with WP-CLI

wp plugin delete user-id

Where can you download earlier versions of USER ID?

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 USER ID 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 USER ID

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