Title: Rublon error code: [RC_API_221]
Last modified: August 30, 2016

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# Rublon error code: [RC_API_221]

 *  Resolved [smorkov](https://wordpress.org/support/users/smorkov/)
 * (@smorkov)
 * [10 years, 10 months ago](https://wordpress.org/support/topic/rublon-error-code-rc_api_221/)
 * Hello,
 * after last update I get this error on my admin page:
 * “There was a problem during the authentication process.”
 * “Rublon error code: You have logged in successfully, but your account isn’t protected
   by Rublon and thus vulnerable to password theft and brute force attacks. Please
   contact your administrator. [RC_API_221]”
 * Can you help me?
 * Thank you
 * [https://wordpress.org/plugins/rublon/](https://wordpress.org/plugins/rublon/)

Viewing 1 replies (of 1 total)

 *  Plugin Author [Rublon](https://wordpress.org/support/users/rublon/)
 * (@rublon)
 * [10 years, 10 months ago](https://wordpress.org/support/topic/rublon-error-code-rc_api_221/#post-6377151)
 * Hi smorkov
 * It looks like you’re not the only administrator on this website. Please upgrade
   to the Rublon Business Edition by contacting [sales@rublon.com](https://wordpress.org/support/topic/rublon-error-code-rc_api_221/sales@rublon.com?output_format=md)
   in order to protect more than 1 account per website.
 * All the best
    Rublon Team

Viewing 1 replies (of 1 total)

The topic ‘Rublon error code: [RC_API_221]’ is closed to new replies.

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 * 1 reply
 * 2 participants
 * Last reply from: [Rublon](https://wordpress.org/support/users/rublon/)
 * Last activity: [10 years, 10 months ago](https://wordpress.org/support/topic/rublon-error-code-rc_api_221/#post-6377151)
 * Status: resolved