Title: Error
Last modified: November 11, 2025

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# Error

 *  [marinambm](https://wordpress.org/support/users/marinambm/)
 * (@marinambm)
 * [7 months ago](https://wordpress.org/support/topic/error-1957/)
 * What does this error mean?
 * Warning: Undefined array key “postId” in /customers/6/c/3/wandbilder-katz.de/
   httpd.www/wp-includes/blocks/comments.php on line 31
 * thanks
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Ferror-1957%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

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

 *  Thread Starter [marinambm](https://wordpress.org/support/users/marinambm/)
 * (@marinambm)
 * [7 months ago](https://wordpress.org/support/topic/error-1957/#post-18714519)
 * Error appears when I activate your plugin
 * thanks
 *  Plugin Contributor [Sebastien SERRE](https://wordpress.org/support/users/sebastienserre/)
 * (@sebastienserre)
 * [7 months ago](https://wordpress.org/support/topic/error-1957/#post-18717878)
 * Hello,
 * This Warning message doesn’t show Polylang. Would you please enable the WordPress
   Debug mode and past here the `debug.log` ?
   It will help to understand.
 * [https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/](https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/)
 * Regards

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

The topic ‘Error’ is closed to new replies.

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## Tags

 * [warning](https://wordpress.org/support/topic-tag/warning/)

 * 2 replies
 * 2 participants
 * Last reply from: [Sebastien SERRE](https://wordpress.org/support/users/sebastienserre/)
 * Last activity: [7 months ago](https://wordpress.org/support/topic/error-1957/#post-18717878)
 * Status: not resolved