Title: Error “Undefined array key” on “save changes”
Last modified: May 12, 2023

---

# Error “Undefined array key” on “save changes”

 *  [deadmanwalker](https://wordpress.org/support/users/deadmanwalker/)
 * (@deadmanwalker)
 * [3 years ago](https://wordpress.org/support/topic/error-undefined-array-key-on-save-changes/)
 * Submitting the settings with “save changes” always leads to the following error,
   no matter if no field, some or all fields are filled:
 * Undefined array key “comment_subscription_active”

The topic ‘Error “Undefined array key” on “save changes”’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/rapidmail-newsletter-software.svg)
 * [Wordpress Newsletter Plugin von rapidmail](https://wordpress.org/plugins/rapidmail-newsletter-software/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/rapidmail-newsletter-software/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/rapidmail-newsletter-software/)
 * [Active Topics](https://wordpress.org/support/plugin/rapidmail-newsletter-software/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/rapidmail-newsletter-software/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/rapidmail-newsletter-software/reviews/)

 * 0 replies
 * 1 participant
 * Last reply from: [deadmanwalker](https://wordpress.org/support/users/deadmanwalker/)
 * Last activity: [3 years ago](https://wordpress.org/support/topic/error-undefined-array-key-on-save-changes/)
 * Status: not resolved