Title: Got error / null message when executing, help
Last modified: April 23, 2018

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# Got error / null message when executing, help

 *  [wpmuidiot](https://wordpress.org/support/users/wpmuidiot/)
 * (@wpmuidiot)
 * [8 years, 1 month ago](https://wordpress.org/support/topic/got-error-null-message-when-executing-help/)
 * I tried copying a few comments from one page to another and got the following
   error message (changed my site name to “mysite” in the strings below)
 * ==================
    Warning: in_array() expects parameter 2 to be array, null
   given in /home/mysite/public_html/wp-content/plugins/copy-or-move-comments/copy_move_comments.
   php on line 588
 * 919
    935 953 – 957 954 Warning: Cannot modify header information – headers already
   sent by (output started at /home/mysite/public_html/wp-content/plugins/copy-or-
   move-comments/copy_move_comments.php:588) in /mysite/public_html/wp-includes/
   pluggable.php on line 1174 ===================
 * The plugin seems much needed and great if I can get it working, I’m using WordPress
   4.6.11, please advise, thanks.

The topic ‘Got error / null message when executing, help’ is closed to new replies.

 * ![](https://s.w.org/plugins/geopattern-icon/copy-or-move-comments_ecb4c1.svg)
 * [Copy or Move Comments](https://wordpress.org/plugins/copy-or-move-comments/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/copy-or-move-comments/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/copy-or-move-comments/)
 * [Active Topics](https://wordpress.org/support/plugin/copy-or-move-comments/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/copy-or-move-comments/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/copy-or-move-comments/reviews/)

## Tags

 * [array](https://wordpress.org/support/topic-tag/array/)
 * [cannot modify header](https://wordpress.org/support/topic-tag/cannot-modify-header/)
 * [NULL](https://wordpress.org/support/topic-tag/null/)

 * 0 replies
 * 1 participant
 * Last reply from: [wpmuidiot](https://wordpress.org/support/users/wpmuidiot/)
 * Last activity: [8 years, 1 month ago](https://wordpress.org/support/topic/got-error-null-message-when-executing-help/)
 * Status: not resolved