Title: Problem installing plugins
Last modified: August 21, 2016

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# Problem installing plugins

 *  [viriato74](https://wordpress.org/support/users/jpbenfica/)
 * (@jpbenfica)
 * [12 years, 6 months ago](https://wordpress.org/support/topic/problem-installing-plugins-7/)
 * I have a problem when installing plugins, any plugin.
 * Fatal error: Call to undefined function wp_clean_plugins_cache() in /home/MySiteName/
   public_html/wp-admin/includes/class-wp-upgrader.php on line 463
 * Help please.

The topic ‘Problem installing plugins’ is closed to new replies.

## Tags

 * [fatal error](https://wordpress.org/support/topic-tag/fatal-error/)
 * [installing](https://wordpress.org/support/topic-tag/installing/)
 * [problem](https://wordpress.org/support/topic-tag/problem/)

 * In: [Fixing WordPress](https://wordpress.org/support/forum/how-to-and-troubleshooting/)
 * 0 replies
 * 1 participant
 * Last reply from: [viriato74](https://wordpress.org/support/users/jpbenfica/)
 * Last activity: [12 years, 6 months ago](https://wordpress.org/support/topic/problem-installing-plugins-7/)
 * Status: not resolved

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