wpsnoop: fix Simple Email Subscriber plugin conflicts, errors & issues

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


Troubleshooting theme and plugin conflicts is easier when you know what Simple Email Subscriber 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 Simple Email Subscriber

Get professional support for Simple Email Subscriber here

When you need professional help with WordPress: get help here


What does Simple Email Subscriber version 2.3 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Simple Email Subscriber to perform differently in your installation, previous versions before 2.3 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 2.3 of Simple Email Subscriber 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 Simple Email Subscriber 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 Simple Email Subscriber add to WordPress?

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

Type & Path Size Conflicts
wp-content/plugins/simple-email-subscriber/ 225.26kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/admin_pages/ 7.21kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/admin_pages/admin_page.php 1.13kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/admin_pages/control_page.php 1.74kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/admin_pages/subscription_widget.php 1.82kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/admin_pages/unsubscription_widget.php 2.52kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/define.php 442.00B No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/example/ 81.02kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/example/demo1.png 33.32kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/example/demo2.png 38.57kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/example/demo3.png 9.13kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/includes/ 10.29kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/includes/email_subscriber.php 5.89kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/includes/form_processor.php 1.72kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/includes/options_page.php 518.00B No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/includes/widget.php 2.17kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/README.md 1.20kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/readme.txt 4.03kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/screenshot-1.png 33.32kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/screenshot-2.png 38.57kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/screenshot-3.png 19.62kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/screenshot-4.png 20.69kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/simple_email_subscriber.php 2.39kB No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/stylesheets/ 325.00B No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/stylesheets/style.css 325.00B No known conflicts with other themes or plugins.
wp-content/plugins/simple-email-subscriber/tags 6.18kB No known conflicts with other themes or plugins.

Which new shortcodes does Simple Email Subscriber add to WordPress?

Which new database tables are created by the WordPress plugin Simple Email Subscriber?

Which new options are added to the wp-options table by Simple Email Subscriber?

Option Name   Known Conflicts
ses_db_version Potential conflict with 1 plugin or theme

During use Simple Email Subscriber 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 Simple Email Subscriber declare when it is active?

Using Simple Email Subscriber 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 Simple Email Subscriber from the command line with WP-CLI

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

wp plugin install simple-email-subscriber


How to activate Simple Email Subscriber from the command line with WP-CLI

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

wp plugin install simple-email-subscriber --activate


How to reinstall Simple Email Subscriber from the command line with WP-CLI

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

wp plugin install simple-email-subscriber --force


How to update Simple Email Subscriber to the latest version from the command line with WP-CLI

wp plugin update simple-email-subscriber


How to delete Simple Email Subscriber from the command line with WP-CLI

wp plugin delete simple-email-subscriber

Where can you download earlier versions of Simple Email Subscriber?

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 Simple Email Subscriber 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 Simple Email Subscriber

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