Title: UTF-8 bug
Last modified: January 8, 2018

---

# UTF-8 bug

 *  Resolved [JohnnieGR](https://wordpress.org/support/users/johnniegr/)
 * (@johnniegr)
 * [8 years, 5 months ago](https://wordpress.org/support/topic/utf-8-bug/)
 * Hello,
 * i m getting this in my error log. Can you fix it on your next update?
 * [03-Jan-2018 00:17:57 UTC] Σφάλμα Illegal mix of collations (utf8_general_ci,
   IMPLICIT) and (utf8mb4_unicode_ci,COERCIBLE) for operation ‘=’ βάσης δεδομένων
   WordPress για αίτηση SELECT liokte3_redirection_items.*,liokte3_redirection_groups.
   position AS group_pos
    FROM liokte3_redirection_items INNER JOIN liokte3_redirection_groups
   ON liokte3_redirection_groups.id=liokte3_redirection_items.group_id AND liokte3_redirection_groups.
   status=’enabled’ AND liokte3_redirection_groups.module_id=1 WHERE (liokte3_redirection_items.
   regex=1 OR liokte3_redirection_items.url=’/wp-folder/uploads/2018/01/����.jpg’)
   από require(‘wp-blog-header.php’), require_once(‘wp-load.php’), require_once(‘
   wp-config.php’), require_once(‘wp-settings.php’), do_action(‘init’), WP_Hook-
   >do_action, WP_Hook->apply_filters, WordPress_Module->init, Red_Item::get_for_url

Viewing 1 replies (of 1 total)

 *  Plugin Author [John Godley](https://wordpress.org/support/users/johnny5/)
 * (@johnny5)
 * [8 years, 4 months ago](https://wordpress.org/support/topic/utf-8-bug/#post-9863217)
 * Redirection uses whatever database collation WordPress uses. It seems you have
   tables with different collations. I don’t know how this would be possible, but
   you will need to change the collations to whatever WordPress is configured to
   use.
 * You can find more details here:
 * [https://codex.wordpress.org/Converting_Database_Character_Sets](https://codex.wordpress.org/Converting_Database_Character_Sets)

Viewing 1 replies (of 1 total)

The topic ‘UTF-8 bug’ is closed to new replies.

 * ![](https://ps.w.org/redirection/assets/icon-256x256.jpg?rev=983639)
 * [Redirection](https://wordpress.org/plugins/redirection/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/redirection/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/redirection/)
 * [Active Topics](https://wordpress.org/support/plugin/redirection/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/redirection/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/redirection/reviews/)

## Tags

 * [MySQL](https://wordpress.org/support/topic-tag/mysql/)
 * [utf-8](https://wordpress.org/support/topic-tag/utf-8/)

 * 1 reply
 * 2 participants
 * Last reply from: [John Godley](https://wordpress.org/support/users/johnny5/)
 * Last activity: [8 years, 4 months ago](https://wordpress.org/support/topic/utf-8-bug/#post-9863217)
 * Status: resolved