Title: “API key wrong ” error
Last modified: March 13, 2024

---

# “API key wrong ” error

 *  [nephylim](https://wordpress.org/support/users/nephylim/)
 * (@nephylim)
 * [2 years, 2 months ago](https://wordpress.org/support/topic/api-key-wrong-error-2/)
 * I have the same issue as the guy before but I really need to use the EU domain
   from mailgun, SMTP does not seem to work, please help.

The topic ‘“API key wrong ” error’ is closed to new replies.

 * ![](https://ps.w.org/mailster-mailgun/assets/icon-256x256.png?rev=3093238)
 * [Mailster Mailgun Integration](https://wordpress.org/plugins/mailster-mailgun/)
 * [Support Threads](https://wordpress.org/support/plugin/mailster-mailgun/)
 * [Active Topics](https://wordpress.org/support/plugin/mailster-mailgun/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/mailster-mailgun/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/mailster-mailgun/reviews/)

 * 0 replies
 * 1 participant
 * Last reply from: [nephylim](https://wordpress.org/support/users/nephylim/)
 * Last activity: [2 years, 2 months ago](https://wordpress.org/support/topic/api-key-wrong-error-2/)
 * Status: not resolved