Title: double thumb generation?
Last modified: May 5, 2026

---

# double thumb generation?

 *  Resolved [nosilver4u](https://wordpress.org/support/users/nosilver4u/)
 * (@nosilver4u)
 * [2 weeks, 3 days ago](https://wordpress.org/support/topic/double-thumb-generation/)
 * Hi, I was digging into a conflict between our EWWW Image Optimizer and another
   plugin. While debugging the issue, I noticed that it appears thumbnails are being
   generated twice during new uploads. I don’t know if that’s intentional, but just
   thought you should know.
 * I also noticed that our main optimization function (ewww_image_optimizer_resize_from_meta_data)
   was running twice for new uploads, because we hook onto both sirsc_attachment_images_ready
   and wp_generate_attachment_metadata. I’ve fixed that and will include it in the
   next EWWW IO release, but the above issue persists.
 * Thanks!

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

 *  Plugin Author [Iulia Cazan](https://wordpress.org/support/users/iulia-cazan/)
 * (@iulia-cazan)
 * [2 weeks, 2 days ago](https://wordpress.org/support/topic/double-thumb-generation/#post-18900681)
 * Hi! Thanks for the heads-up! I will look into this.
 *  Plugin Author [Iulia Cazan](https://wordpress.org/support/users/iulia-cazan/)
 * (@iulia-cazan)
 * [2 weeks ago](https://wordpress.org/support/topic/double-thumb-generation/#post-18902445)
 * Hi,
   I released a new version with some optimization regarding the issue you mentioned.
   Please test when possible, and let me know if you still replicate.Best regards,
   Iulia
    -  This reply was modified 2 weeks ago by [Iulia Cazan](https://wordpress.org/support/users/iulia-cazan/).
 *  Thread Starter [nosilver4u](https://wordpress.org/support/users/nosilver4u/)
 * (@nosilver4u)
 * [2 weeks ago](https://wordpress.org/support/topic/double-thumb-generation/#post-18903018)
 * Looks good, no double regen anymore!

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

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## Tags

 * [Generation](https://wordpress.org/support/topic-tag/generation/)
 * [media](https://wordpress.org/support/topic-tag/media/)
 * [thumbnail](https://wordpress.org/support/topic-tag/thumbnail/)

 * 3 replies
 * 2 participants
 * Last reply from: [nosilver4u](https://wordpress.org/support/users/nosilver4u/)
 * Last activity: [2 weeks ago](https://wordpress.org/support/topic/double-thumb-generation/#post-18903018)
 * Status: resolved