wpsnoop: fix Data8 Validation plugin conflicts, errors & issues

When the plugin Data8 Validation 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 Data8 Validation, plus learn which plugins and/or themes could be in conflict with Data8 Validation.


Troubleshooting theme and plugin conflicts is easier when you know what Data8 Validation 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 Data8 Validation

Get professional support for Data8 Validation here

When you need professional help with WordPress: get help here


What does Data8 Validation version 3.4 add to WordPress? Answers Here.

This is an automatically generated report - it is possible for Data8 Validation to perform differently in your installation, previous versions before 3.4 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 3.4 of Data8 Validation 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 Data8 Validation 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 Data8 Validation add to WordPress?

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

Type & Path Size Conflicts
wp-content/plugins/data8-validation-for-contact-form-7/ 70.36kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/data8-validation-for-contact-form-7.php 1.74kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/includes/ 53.49kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/includes/d8cf7_footer.php 960.00B No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/includes/d8cf7_header.php 1.78kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/includes/d8cf7_instructions.php 8.86kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/includes/d8cf7_settings.php 15.20kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/includes/d8cf7-validation.php 6.23kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/includes/d8gf-validation.php 7.81kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/includes/d8wc-validation.php 5.81kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/includes/d8wpf-validation.php 6.87kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/plugin_interface.php 4.51kB No known conflicts with other themes or plugins.
wp-content/plugins/data8-validation-for-contact-form-7/readme.txt 10.61kB No known conflicts with other themes or plugins.

Which new shortcodes does Data8 Validation add to WordPress?

Which new database tables are created by the WordPress plugin Data8 Validation?

Which new options are added to the wp-options table by Data8 Validation?

What new PHP functions does Data8 Validation declare when it is active?

Function   Conflicts Common Errors
startswith 20 conflicts Fatal error: Cannot redeclare startswith()
add_settings_errors 0 conflicts Fatal error: Cannot redeclare add_settings_errors()
ajaxasyncrequest 0 conflicts Fatal error: Cannot redeclare ajaxasyncrequest()
d8_predictiveaddress_gform_enqueue_scripts 0 conflicts Fatal error: Cannot redeclare d8_predictiveaddress_gform_enqueue_scripts()
d8_predictiveaddress_gform_pre_render 0 conflicts Fatal error: Cannot redeclare d8_predictiveaddress_gform_pre_render()
d8_predictiveaddress_wc 0 conflicts Fatal error: Cannot redeclare d8_predictiveaddress_wc()
d8_validate_bank_wpf 0 conflicts Fatal error: Cannot redeclare d8_validate_bank_wpf()
d8_validate_email 0 conflicts Fatal error: Cannot redeclare d8_validate_email()
d8_validate_email_gf 0 conflicts Fatal error: Cannot redeclare d8_validate_email_gf()
d8_validate_email_wpf 0 conflicts Fatal error: Cannot redeclare d8_validate_email_wpf()
d8_validate_name 0 conflicts Fatal error: Cannot redeclare d8_validate_name()
d8_validate_name_gf 0 conflicts Fatal error: Cannot redeclare d8_validate_name_gf()
d8_validate_name_wpf 0 conflicts Fatal error: Cannot redeclare d8_validate_name_wpf()
d8_validate_tel 0 conflicts Fatal error: Cannot redeclare d8_validate_tel()
d8_validate_tel_gf 0 conflicts Fatal error: Cannot redeclare d8_validate_tel_gf()
d8_validate_tel_wpf 0 conflicts Fatal error: Cannot redeclare d8_validate_tel_wpf()
d8cf7_create_menu 0 conflicts Fatal error: Cannot redeclare d8cf7_create_menu()
d8cf7_password_changing 0 conflicts Fatal error: Cannot redeclare d8cf7_password_changing()
d8cf7_settings_link 0 conflicts Fatal error: Cannot redeclare d8cf7_settings_link()
d8cf7_settings_page 0 conflicts Fatal error: Cannot redeclare d8cf7_settings_page()
d8cf7_validation_js 0 conflicts Fatal error: Cannot redeclare d8cf7_validation_js()
d8wc_validate 0 conflicts Fatal error: Cannot redeclare d8wc_validate()
d8wc_validate_email 0 conflicts Fatal error: Cannot redeclare d8wc_validate_email()
d8wc_validate_name 0 conflicts Fatal error: Cannot redeclare d8wc_validate_name()
d8wc_validate_tel 0 conflicts Fatal error: Cannot redeclare d8wc_validate_tel()
getenduserip 0 conflicts Fatal error: Cannot redeclare getenduserip()
register_d8cf7settings 0 conflicts Fatal error: Cannot redeclare register_d8cf7settings()

Using Data8 Validation 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 Data8 Validation from the command line with WP-CLI

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

wp plugin install data8-validation-for-contact-form-7


How to activate Data8 Validation from the command line with WP-CLI

To immediately activate Data8 Validation after WP-CLI downloads the latest version you can use the following command:

wp plugin install data8-validation-for-contact-form-7 --activate


How to reinstall Data8 Validation from the command line with WP-CLI

To force a reinstallation of Data8 Validation which overwrites the current plugin without asking for confirmation you can use the following command:

wp plugin install data8-validation-for-contact-form-7 --force


How to update Data8 Validation to the latest version from the command line with WP-CLI

wp plugin update data8-validation-for-contact-form-7


How to delete Data8 Validation from the command line with WP-CLI

wp plugin delete data8-validation-for-contact-form-7

Where can you download earlier versions of Data8 Validation?

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 Data8 Validation 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 Data8 Validation

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 Data8 Validation. Different versions of WordPress could implement the features of this plugin in slightly different ways as well.