Title: Activation failed
Last modified: August 22, 2016

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# Activation failed

 *  Resolved [TomMcc](https://wordpress.org/support/users/tommcc/)
 * (@tommcc)
 * [11 years, 3 months ago](https://wordpress.org/support/topic/activation-failed-4/)
 * I downloaded and installed the plugin, when activating, got an error “The plugin
   does not have a valid header.” Uninstalled and tried again, same thing. Just 
   thought I’d let you know…
 * [https://wordpress.org/plugins/woocommerce-piwik-integration/](https://wordpress.org/plugins/woocommerce-piwik-integration/)

Viewing 1 replies (of 1 total)

 *  Plugin Author [Piwik PRO](https://wordpress.org/support/users/piwikpro/)
 * (@piwikpro)
 * [11 years, 1 month ago](https://wordpress.org/support/topic/activation-failed-4/#post-5767032)
 * Please update to the newest version of the plugin. It will resolve the problem.

Viewing 1 replies (of 1 total)

The topic ‘Activation failed’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/woocommerce-piwik-integration_3b1a1a.
   svg)
 * [WooCommerce Piwik integration](https://wordpress.org/plugins/woocommerce-piwik-integration/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/woocommerce-piwik-integration/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/woocommerce-piwik-integration/)
 * [Active Topics](https://wordpress.org/support/plugin/woocommerce-piwik-integration/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/woocommerce-piwik-integration/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/woocommerce-piwik-integration/reviews/)

## Tags

 * [no valid header](https://wordpress.org/support/topic-tag/no-valid-header/)

 * 1 reply
 * 2 participants
 * Last reply from: [Piwik PRO](https://wordpress.org/support/users/piwikpro/)
 * Last activity: [11 years, 1 month ago](https://wordpress.org/support/topic/activation-failed-4/#post-5767032)
 * Status: resolved