wpsnoop: fix WP Subscriber Form plugin conflicts, errors & issues

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

Troubleshooting theme and plugin conflicts is easier when you know what WP Subscriber Form 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 WP Subscriber Form

Database Issues

ShortCode Issues

Function Issues

File System Issues

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What does WP Subscriber Form version 1.1 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for WP Subscriber Form to perform differently in your installation, previous versions before 1.1 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 1.1 of WP Subscriber Form 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 WP Subscriber Form 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.

Summary of WordPress plugin analysis: WP Subscriber Form

Plugin Slug: wp-subscriber-form Internal ID: 89563 Addon Type: Plugin Version: 1.1 Price: Free Source: WordPress.org Files: 11 (153.85kB) Short Codes: [ / ] 0 Database Tables: 0 Function Count: 7 Code Review: Search Provit

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Which new files does WP Subscriber Form add to WordPress?

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

The plugin WP Subscriber Form added 11 new files when it was installed with WP-CLI in our WordPress test environment.

Type & Path	Size	Conflicts
wp-content/plugins/wp-subscriber-form/	153.85kB	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/images/	10.55kB	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/images/email_big_icon.png	9.40kB	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/images/email_icon.png	520.00B	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/images/user_icon.png	653.00B	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/readme.txt	1.37kB	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/screenshot-1.png	114.06kB	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/screenshot-2.png	19.26kB	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/subscriber-form.css	2.27kB	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/subscriber-form.php	4.11kB	No known conflicts with other themes or plugins.
wp-content/plugins/wp-subscriber-form/wp-subscriber-options.php	2.24kB	No known conflicts with other themes or plugins.

Which new shortcodes does WP Subscriber Form add to WordPress?

The plugin WP Subscriber Form did not add any shortcodes when it was installed with WP-CLI in our WordPress test environment.

Which new database tables are created by the WordPress plugin WP Subscriber Form?

WP Subscriber Form did not create any new database tables when it was installed. It is possible that the plugin creates new database tables after an initial setup or configuration or after some period of use.

Which new options are added to the wp-options table by WP Subscriber Form?

When WP Subscriber Form was activated and loaded for the first time it created 3 new options in the wp_options table. Any known conflicts will be shown in red.

Option Name		Known Conflicts
sc_subscriber_form		The sc_subscriber_form option doesn't have any known conflicts with other themes or plugins.
sharp-coders
sc_subscriber_form_btncss		The sc_subscriber_form_btncss option doesn't have any known conflicts with other themes or plugins.
(empty string)
sc_subscriber_form_heading		The sc_subscriber_form_heading option doesn't have any known conflicts with other themes or plugins.
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During use WP Subscriber Form 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.

After disabling and deleting WP Subscriber Form there were 4 options still present in the wp-options table:

recently_activated
sc_subscriber_form
sc_subscriber_form_btncss
sc_subscriber_form_heading

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What new PHP functions does WP Subscriber Form declare when it is active?

Installing WP Subscriber Form added 7 new functions to Wordpress at run-time. These functions are internal and generally aren't meant to be used except by developpers who wish to interface with the plugin to enhance or alter its behavior.

Function	Conflicts	Common Errors
admin_menu	13 conflicts	Fatal error: Cannot redeclare admin_menu()
get_options	7 conflicts	Fatal error: Cannot redeclare get_options()
handle_options	2 conflicts	Fatal error: Cannot redeclare handle_options()
subscriber_after_content	0 conflicts	Fatal error: Cannot redeclare subscriber_after_content()
subscriber_headaction	0 conflicts	Fatal error: Cannot redeclare subscriber_headaction()
wp_subscriber_form_install	0 conflicts	Fatal error: Cannot redeclare wp_subscriber_form_install()
wp_subscriber_form_notice	0 conflicts	Fatal error: Cannot redeclare wp_subscriber_form_notice()

Using WP Subscriber Form 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 WP Subscriber Form from the command line with WP-CLI

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

wp plugin install wp-subscriber-form

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

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

wp plugin install wp-subscriber-form --activate

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

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

wp plugin install wp-subscriber-form --force

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

wp plugin update wp-subscriber-form

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

wp plugin delete wp-subscriber-form

Where can you download earlier versions of WP Subscriber Form?

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 WP Subscriber Form 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 WP Subscriber Form

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