wpsnoop Fatal error: Cannot redeclare recaptcha_mailhide_url()

If you are dealing with a WordPress issue where a PHP Function recaptcha_mailhide_url() was already declared it is most likely due to a plugin/theme conflict.

wpsnoop scanned and analyzed over 100,000 WordPress plugins and themes to find and locate potential conflicts including functions that share the same name.

This page has information on the 26 places where that function is declared and used in WordPress plugins and themes.

Note: Our database currently only taps into the free themes and plugins available in the publicly available WordPress plugins and themes, if your site uses paid plugins, themes or custom code there may be additional conflicts.


Our database has uncovered 26 different instances of potential conflicts where different plugins or themes share the function name.

Examples of this error include:

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/contact-wp/contact-wp.php:439)

This file is part of the WordPress plugin Contact WP and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/contactform/include/recaptchalib.php:217)

This file is part of the WordPress plugin ContactForm and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/buddypress-recaptcha/recaptcha-php-1.11/recaptchalib.php:230)

This file is part of the WordPress plugin BuddyPress reCAPTCHA and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/get-in-touch/redlof/vendor/recaptcha/recaptchalib.php:229)

This file is part of the WordPress plugin Get In Touch and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/wp-mailhide/recaptchalib.php:229)

This file is part of the WordPress plugin WP-Mailhide and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/anon-posting/recaptcha/recaptchalib.php:230)

This file is part of the WordPress plugin Anon Post and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/wp-recaptcha-library/recaptchalib.php:230)

This file is part of the WordPress plugin WP reCAPTCHA Library and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/wp-user-frontend/lib/recaptchalib.php:241)

This file is part of the WordPress plugin WP User Frontend and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/campaigns-integrator/recaptchalib.php:230)

This file is part of the WordPress plugin Zoho Campaigns Integrator and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/trinitycore-server-management-suite/recaptcha/recaptchalib.php:230)

This file is part of the WordPress plugin Trinity Management Suite and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/prosocial/recaptchalib.php:230)

This file is part of the WordPress plugin ProSocial and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/zoho-crm-integrator/recaptchalib.php:230)

This file is part of the WordPress plugin Zoho CRM Integrator and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/my-favorite-cars/recaptchalib.php:230)

This file is part of the WordPress plugin My Favorite Cars and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/bbpress-recaptcha/recaptchalib.php:230)

This file is part of the WordPress plugin bbPress reCaptcha and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/email-form-under-post/src/recaptchalib.php:230)

This file is part of the WordPress plugin Mandrill For WordPress - Email form under Post and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/weforms/includes/library/reCaptcha/recaptchalib.php:241)

This file is part of the WordPress plugin weForms and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/easy-contact-form-lite/include/recaptchalib.php:217)

This file is part of the WordPress plugin Easy Contact Form Lite and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/contact-form-wordpress/include/recaptchalib.php:217)

This file is part of the WordPress plugin Contact Form Wordpress and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/gc-testimonials-with-recaptcha/recaptchalib.php:230)

This file is part of the WordPress plugin GC Testimonials with reCaptcha and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/retcform/re-tiny-contact-form.php:886)

This file is part of the WordPress plugin Recaptchad Tiny Contact Form and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/wasp-anti-spam/inc/recaptchalib.php:230)

This file is part of the WordPress plugin WASP - Anti Spam and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/recapture/recaptchalib.php:230)

This file is part of the WordPress plugin Recapture and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/contact-me/contact-me.php:436)

This file is part of the WordPress plugin Contact Me and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/captchaad/lib/recaptcha/recaptchalib.php:234)

This file is part of the WordPress plugin CaptchaAd and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/wp-funeral-press/includes/recaptcha.php:238)

This file is part of the WordPress plugin WP FuneralPress and could be interacting with another theme or plugin and causing a fatal error.

PHP Fatal error: Cannot redeclare recaptcha_mailhide_url() (previously declared in wp-content/plugins/sp-rental-manager/includes/recaptcha.php:230)

This file is part of the WordPress plugin SP Rental Manager and could be interacting with another theme or plugin and causing a fatal error.

The error occurs because two (or more) plugins that you are using are both trying to declare a function with the same name.