Title: Upgrade errors
Last modified: August 22, 2016

---

# Upgrade errors

 *  [PhillyKickball](https://wordpress.org/support/users/phillykickball/)
 * (@phillykickball)
 * [11 years, 3 months ago](https://wordpress.org/support/topic/upgrade-errors-6/)
 * Hi,
 * I am trying to upgrade to WordPress 4.1.1, but I keep getting the following error:
   Fatal error: Cannot redeclare PclZipUtilPathReduction() (previously declared 
   in /home/phillyki/public_html/wordpress/wp-content/plugins/ready-backup/modules/
   backup/classes/pclzip.lib.php:5396) in /home/phillyki/public_html/wordpress/wp-
   admin/includes/class-pclzip.php on line 5452
 * I actually get this error when I try to upgrade anything. What can I do?

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

 *  [WPyogi](https://wordpress.org/support/users/wpyogi/)
 * (@wpyogi)
 * [11 years, 3 months ago](https://wordpress.org/support/topic/upgrade-errors-6/#post-5873023)
 * Delete that plugin manually – find it here (using FTP or Cpanel):
 *     ```
       wp-content
          plugins
              ready-backup - RENAME or DELETE THIS FOLDER
       ```
   
 *  Thread Starter [PhillyKickball](https://wordpress.org/support/users/phillykickball/)
 * (@phillykickball)
 * [11 years, 3 months ago](https://wordpress.org/support/topic/upgrade-errors-6/#post-5873288)
 * To confirm: I should delete Ready back up or all the plugins?

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

The topic ‘Upgrade errors’ is closed to new replies.

## Tags

 * [fatal](https://wordpress.org/support/topic-tag/fatal/)
 * [upgrade](https://wordpress.org/support/topic-tag/upgrade/)
 * [wordpress 4.1.1](https://wordpress.org/support/topic-tag/wordpress-4-1-1/)

 * In: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
 * 2 replies
 * 2 participants
 * Last reply from: [PhillyKickball](https://wordpress.org/support/users/phillykickball/)
 * Last activity: [11 years, 3 months ago](https://wordpress.org/support/topic/upgrade-errors-6/#post-5873288)
 * Status: not resolved

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