Title: Error message in WordPress dashboard
Last modified: June 20, 2026

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# Error message in WordPress dashboard

 *  Resolved [Krzysztof](https://wordpress.org/support/users/autori76/)
 * (@autori76)
 * [2 weeks, 4 days ago](https://wordpress.org/support/topic/error-message-in-wordpress-dashboard/)
 * Hi
 * Warning: Undefined array key “sidebar-1” in /wp-content/plugins/ad-inserter/settings.
   php on line 4104
 * Warning: Trying to access array offset on null in /wp-content/plugins/ad-inserter/
   settings.php on line 4104
 * Warning: Undefined array key “sidebar-2” in /wp-content/plugins/ad-inserter/settings.
   php on line 4104
 * Warning: Trying to access array offset on null in /wp-content/plugins/ad-inserter/
   settings.php on line 4104
 * I don’t have any separate ads in my sidebar. I have Adsense auto ads. I have 
   an ad above the article title inserted via a shortcode in the fse. The main code
   is in the head block via a hook.
    -  This topic was modified 2 weeks, 4 days ago by [Krzysztof](https://wordpress.org/support/users/autori76/).
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ferror-message-in-wordpress-dashboard%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 2 replies - 1 through 2 (of 2 total)

 *  Plugin Author [Spacetime](https://wordpress.org/support/users/spacetime/)
 * (@spacetime)
 * [2 weeks, 4 days ago](https://wordpress.org/support/topic/error-message-in-wordpress-dashboard/#post-18944050)
 * Hi,
 * this will be fixed in the next version. You can already check the latest development
   version:
   [https://downloads.wordpress.org/plugin/ad-inserter.zip](https://downloads.wordpress.org/plugin/ad-inserter.zip)
 *  Thread Starter [Krzysztof](https://wordpress.org/support/users/autori76/)
 * (@autori76)
 * [2 weeks, 3 days ago](https://wordpress.org/support/topic/error-message-in-wordpress-dashboard/#post-18944268)
 * [@spacetime](https://wordpress.org/support/users/spacetime/) Installed. Problem
   solved. Thanks 🙂 .

Viewing 2 replies - 1 through 2 (of 2 total)

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 * ![](https://ps.w.org/ad-inserter/assets/icon-256x256.jpg?rev=1502039)
 * [Ad Inserter - Ad Manager & AdSense Ads](https://wordpress.org/plugins/ad-inserter/)
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 * 2 replies
 * 2 participants
 * Last reply from: [Krzysztof](https://wordpress.org/support/users/autori76/)
 * Last activity: [2 weeks, 3 days ago](https://wordpress.org/support/topic/error-message-in-wordpress-dashboard/#post-18944268)
 * Status: resolved