Title: Cannot activate plugin
Last modified: March 14, 2018

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# Cannot activate plugin

 *  Resolved [dmolenaar](https://wordpress.org/support/users/dmolenaar/)
 * (@dmolenaar)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/cannot-activate-plugin-47/)
 * If i activate the plugin, I get this error:
 * Warning: require_once(class/wp-shortpixel-cloudflare-api.php): failed to open
   stream: No such file or directory in /home/dmolen/domains/dmolenaar.nl/public_html/
   wp-content/plugins/shortpixel-image-optimiser/wp-shortpixel-req.php on line 10
 * Fatal error: require_once(): Failed opening required ‘class/wp-shortpixel-cloudflare-
   api.php’ (include_path=’.:/usr/local/php55/lib/php’) in /home/dmolen/domains/
   dmolenaar.nl/public_html/wp-content/plugins/shortpixel-image-optimiser/wp-shortpixel-
   req.php on line 10
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fcannot-activate-plugin-47%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 3 replies - 1 through 3 (of 3 total)

 *  Plugin Author [ShortPixel](https://wordpress.org/support/users/shortpixel/)
 * (@shortpixel)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/cannot-activate-plugin-47/#post-10073477)
 * We apologize for this issue, a fixed version (4.10.1) should be available already.
 * Could you please try to install this and let me know how it works?
 * Thanks for your support and understanding,
    Alex
 *  Thread Starter [dmolenaar](https://wordpress.org/support/users/dmolenaar/)
 * (@dmolenaar)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/cannot-activate-plugin-47/#post-10073532)
 * The plugin works,
 * Thank you or the quick sollution.
 *  Plugin Author [ShortPixel](https://wordpress.org/support/users/shortpixel/)
 * (@shortpixel)
 * [8 years, 2 months ago](https://wordpress.org/support/topic/cannot-activate-plugin-47/#post-10073562)
 * Great, thank you too for your quick feedback! 🙂

Viewing 3 replies - 1 through 3 (of 3 total)

The topic ‘Cannot activate plugin’ is closed to new replies.

 * ![](https://ps.w.org/shortpixel-image-optimiser/assets/icon-256x256.gif?rev=3245715)
 * [ShortPixel Image Optimizer - Optimize Images, Convert WebP & AVIF](https://wordpress.org/plugins/shortpixel-image-optimiser/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/shortpixel-image-optimiser/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/shortpixel-image-optimiser/)
 * [Active Topics](https://wordpress.org/support/plugin/shortpixel-image-optimiser/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/shortpixel-image-optimiser/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/shortpixel-image-optimiser/reviews/)

 * 3 replies
 * 2 participants
 * Last reply from: [ShortPixel](https://wordpress.org/support/users/shortpixel/)
 * Last activity: [8 years, 2 months ago](https://wordpress.org/support/topic/cannot-activate-plugin-47/#post-10073562)
 * Status: resolved