Title: ERROR Invalid activation key
Last modified: August 21, 2016

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# ERROR Invalid activation key

 *  [n3RDY](https://wordpress.org/support/users/n3rdy/)
 * (@n3rdy)
 * [12 years, 4 months ago](https://wordpress.org/support/topic/error-invalid-activation-key/)
 * i am facing a issue email confirmation is not working activation key is not matching
   but it is same as in signups table dont know why this not working
 * [http://wordpress.org/plugins/cimy-user-extra-fields/](http://wordpress.org/plugins/cimy-user-extra-fields/)

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Plugin Author [Marco Cimmino](https://wordpress.org/support/users/cimmo/)
 * (@cimmo)
 * [12 years, 4 months ago](https://wordpress.org/support/topic/error-invalid-activation-key/#post-4489656)
 * More information? WordPress version? Other plug-ins that may interferer?
 *  [Jason Coleman](https://wordpress.org/support/users/strangerstudios/)
 * (@strangerstudios)
 * [11 years, 9 months ago](https://wordpress.org/support/topic/error-invalid-activation-key/#post-4489734)
 * Invalid activation key errors can sometimes be fixed by running this query on
   your DB:
 * `UPDATE wp_users SET user_activation_key = '' WHERE user_activation_key LIKE '%
   $%'`
 * Be sure to change wp_users to your actual users table if you use a non-default
   DB prefix.
 * How does this work? If the user_activation_key field is blank, WP will create
   a new one that’s not invalid.
 * How did it get invalid in the first place? I’m not sure how this crops up, but
   I think it is more likely if you are moving WP DBs from server to server or if
   you upgraded from an older version of WP that used to have $ in the activation
   keys.
 * Hope this helps. (Posting this to a few threads talking about it in case this
   can help.)

Viewing 2 replies - 1 through 2 (of 2 total)

The topic ‘ERROR Invalid activation key’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/cimy-user-extra-fields_dae8f3.svg)
 * [Cimy User Extra Fields](https://wordpress.org/plugins/cimy-user-extra-fields/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/cimy-user-extra-fields/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/cimy-user-extra-fields/)
 * [Active Topics](https://wordpress.org/support/plugin/cimy-user-extra-fields/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/cimy-user-extra-fields/unresolved/)
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 * 2 replies
 * 3 participants
 * Last reply from: [Jason Coleman](https://wordpress.org/support/users/strangerstudios/)
 * Last activity: [11 years, 9 months ago](https://wordpress.org/support/topic/error-invalid-activation-key/#post-4489734)
 * Status: not resolved