Title: PHP Warning: Invalid argument
Last modified: May 21, 2021

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# PHP Warning: Invalid argument

 *  Resolved [Abigailm](https://wordpress.org/support/users/abigailm/)
 * (@abigailm)
 * [5 years ago](https://wordpress.org/support/topic/php-warning-invalid-argument-10/)
 * I am seeing this PHP Warning showing up in my PHP error log — usually between
   1-4 entries per day; currently running PHP 7.4:
 * [21-May-2021 19:11:42 UTC] PHP Warning: Invalid argument supplied for foreach()
   in /home/…/wp-content/plugins/cleantalk-spam-protect/inc/6-common.php on line
   977
 * This warning is showing up on two separate sites, since 6 May. This started after
   update of the plugin to version 5.157.2 from 5.157.1

Viewing 7 replies - 1 through 7 (of 7 total)

 *  Plugin Support [amagsumov](https://wordpress.org/support/users/amagsumov/)
 * (@amagsumov)
 * [5 years ago](https://wordpress.org/support/topic/php-warning-invalid-argument-10/#post-14469597)
 * Hello, [@abigailm](https://wordpress.org/support/users/abigailm/)
 * Please give us 1-2 business days to fix these errors.
 * Thank you!
 *  [bjrnet21](https://wordpress.org/support/users/bjrnet21/)
 * (@bjrnet21)
 * [5 years ago](https://wordpress.org/support/topic/php-warning-invalid-argument-10/#post-14471531)
 * Yes, I am also getting this warning every day and sometimes several times a day.
 * Warning: Invalid argument supplied for foreach() in /home/customer/www/blackjackreview.
   com/public_html/wp/wp-content/plugins/cleantalk-spam-protect/inc/cleantalk-common.
   php on line 977
 *  Plugin Support [sergecleantalk](https://wordpress.org/support/users/sergecleantalk/)
 * (@sergecleantalk)
 * [5 years ago](https://wordpress.org/support/topic/php-warning-invalid-argument-10/#post-14471949)
 * We still investigating this.
 *  Plugin Support [amagsumov](https://wordpress.org/support/users/amagsumov/)
 * (@amagsumov)
 * [5 years ago](https://wordpress.org/support/topic/php-warning-invalid-argument-10/#post-14478724)
 * Hello. [@bjrnet21](https://wordpress.org/support/users/bjrnet21/)
 * Further actions require some of your personal data. Please, open a ticket in 
   our private support system:
    [https://cleantalk.org/my/support/open](https://cleantalk.org/my/support/open)
 * Thank you!
 *  [wxbdm](https://wordpress.org/support/users/wxbdm/)
 * (@wxbdm)
 * [5 years ago](https://wordpress.org/support/topic/php-warning-invalid-argument-10/#post-14481801)
 * I am also receiving the same error with version 5.157.2. Should I open a support
   ticket as well?
 *  Plugin Support [amagsumov](https://wordpress.org/support/users/amagsumov/)
 * (@amagsumov)
 * [5 years ago](https://wordpress.org/support/topic/php-warning-invalid-argument-10/#post-14481887)
 * Hello, [@wxbdm](https://wordpress.org/support/users/wxbdm/)
 * Yes, please open a ticket in our support system as well:
    [https://cleantalk.org/my/support/open](https://cleantalk.org/my/support/open)
 * It will help us to fix the issue much faster.
 * Thank you!
 *  Plugin Support [sergecleantalk](https://wordpress.org/support/users/sergecleantalk/)
 * (@sergecleantalk)
 * [5 years ago](https://wordpress.org/support/topic/php-warning-invalid-argument-10/#post-14531156)
 * Hello,
 * We haven’t heard back from you in a while, so I’m going to mark this as resolved–
   if you have any further questions, you can start a new thread.

Viewing 7 replies - 1 through 7 (of 7 total)

The topic ‘PHP Warning: Invalid argument’ is closed to new replies.

 * ![](https://ps.w.org/cleantalk-spam-protect/assets/icon-256x256.gif?rev=3539767)
 * [CleanTalk Anti-Spam. Spam Firewall & Bot protection](https://wordpress.org/plugins/cleantalk-spam-protect/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/cleantalk-spam-protect/#faq)
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## Tags

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

 * 7 replies
 * 5 participants
 * Last reply from: [sergecleantalk](https://wordpress.org/support/users/sergecleantalk/)
 * Last activity: [5 years ago](https://wordpress.org/support/topic/php-warning-invalid-argument-10/#post-14531156)
 * Status: resolved