Title: Undefined array key
Last modified: September 27, 2022

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# Undefined array key

 *  Resolved [Kalankox](https://wordpress.org/support/users/kalankox/)
 * (@kalankox)
 * [3 years, 8 months ago](https://wordpress.org/support/topic/undefined-array-key-12/)
 * I’ve been getting this messages since day 1 I installed this plugin.
    Im using
   MS Exchange with this plugin
 * [27-Sep-2022 07:06:30 UTC] PHP Warning: Undefined array key “refresh_token” in/
   home/XxXxXxXxXxXxX/public_html/domain.com/main/wp-content/plugins/fluent-smtp/
   app/Services/Mailer/Providers/Outlook/Handler.php on line 122
    [27-Sep-2022 07:
   06:30 UTC] PHP Warning: Undefined array key “access_token” in /home/XxXxXxXxXxXxX/
   public_html/domain.com/main/wp-content/plugins/fluent-smtp/app/Services/Mailer/
   Providers/Outlook/Handler.php on line 123 [27-Sep-2022 07:06:30 UTC] PHP Warning:
   Undefined array key “expires_in” in /home/XxXxXxXxXxXxX/public_html/domain.com/
   main/wp-content/plugins/fluent-smtp/app/Services/Mailer/Providers/Outlook/Handler.
   php on line 125 [27-Sep-2022 07:06:38 UTC] PHP Warning: Undefined array key “
   access_token” in /home/XxXxXxXxXxXxX/public_html/domain.com/main/wp-content/plugins/
   fluent-smtp/app/Services/Mailer/Providers/Outlook/Handler.php on line 172

Viewing 1 replies (of 1 total)

 *  Plugin Support [Amimul Ihsan](https://wordpress.org/support/users/amimulihsanmahdi/)
 * (@amimulihsanmahdi)
 * [3 years, 8 months ago](https://wordpress.org/support/topic/undefined-array-key-12/#post-16050048)
 * Hello [@kalankox](https://wordpress.org/support/users/kalankox/),
 * There might be some other internal conflicts on your server are causing the issue,
   we need to investigate it further. Can you please share your query [here](https://wpmanageninja.com/support-tickets/)
   so that we can take a further look?
 * Thank you

Viewing 1 replies (of 1 total)

The topic ‘Undefined array key’ is closed to new replies.

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 * [FluentSMTP - WP SMTP Plugin with Amazon SES, SendGrid, MailGun, Postmark, Google and Any SMTP Provider](https://wordpress.org/plugins/fluent-smtp/)
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 * 1 reply
 * 2 participants
 * Last reply from: [Amimul Ihsan](https://wordpress.org/support/users/amimulihsanmahdi/)
 * Last activity: [3 years, 8 months ago](https://wordpress.org/support/topic/undefined-array-key-12/#post-16050048)
 * Status: resolved