Title: PHP Fatal error (TypeError) on PHP 8
Last modified: September 20, 2025

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# PHP Fatal error (TypeError) on PHP 8

 *  Resolved [meysamh98](https://wordpress.org/support/users/meysamh98/)
 * (@meysamh98)
 * [8 months, 1 week ago](https://wordpress.org/support/topic/php-fatal-error-typeerror-on-php-8/)
 * Hello Ultimate Member team,
 * We’re getting a fatal error on PHP 8 caused by an unsupported operand operation(
   string – int) in your cron class:
 * `[20-Sep-2025 09:09:53 UTC] PHP Fatal error: Uncaught TypeError: Unsupported 
   operand types: string - int in /home/…/wp-content/plugins/ultimate-member/includes/
   core/class-cron.php:83`
 * The problematic lines are in `weekly_events()`:
 * `$sunday_start = wp_date('w');
   $week_start = $sunday_start - absint( get_option('
   start_of_week') );
 * `wp_date()` returns a string, so the subtraction triggers a TypeError under PHP
   8.
 * Environment: WordPress + Ultimate Member (plugin) on PHP 8.x.
 * Please let me know when a fix will be available or if you need further logs/versions.
 * Thanks,
   Meysam / configwp.ir
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fphp-fatal-error-typeerror-on-php-8%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 3 replies - 1 through 3 (of 3 total)

 *  [missveronica](https://wordpress.org/support/users/missveronicatv/)
 * (@missveronicatv)
 * [8 months, 1 week ago](https://wordpress.org/support/topic/php-fatal-error-typeerror-on-php-8/#post-18649469)
 * [@meysamh98](https://wordpress.org/support/users/meysamh98/)
 * This bug is fixed in the next version of UM 2.10.6
 * [https://github.com/ultimatemember/ultimatemember/issues/1738](https://github.com/ultimatemember/ultimatemember/issues/1738)
 * New UM Guide about this issue
 * [https://docs.ultimatemember.com/article/1967-troubleshooting-persian-date-plugins-and-weekly-events-errors](https://docs.ultimatemember.com/article/1967-troubleshooting-persian-date-plugins-and-weekly-events-errors)
    -  This reply was modified 8 months, 1 week ago by [missveronica](https://wordpress.org/support/users/missveronicatv/).
 *  Thread Starter [meysamh98](https://wordpress.org/support/users/meysamh98/)
 * (@meysamh98)
 * [8 months, 1 week ago](https://wordpress.org/support/topic/php-fatal-error-typeerror-on-php-8/#post-18649479)
 * Thanks for confirming that this bug was fixed in version 2.10.6.
 * I noticed that the WordPress plugin repository is still showing version **2.10.5**.
   
   Could you please let me know when version **2.10.6** will be released on the 
   WordPress.org repository?
 * Thanks,
   Meysam / configwp.ir
 *  [missveronica](https://wordpress.org/support/users/missveronicatv/)
 * (@missveronicatv)
 * [8 months, 1 week ago](https://wordpress.org/support/topic/php-fatal-error-typeerror-on-php-8/#post-18649499)
 * [@meysamh98](https://wordpress.org/support/users/meysamh98/)
 * There is no date set yet for the release of UM version 2.10.6
 * You have the fix for this bug here:
 * [https://github.com/ultimatemember/ultimatemember/pull/1739/commits/3cafd12137e9e27d75e70d3aa433c28f30475594](https://github.com/ultimatemember/ultimatemember/pull/1739/commits/3cafd12137e9e27d75e70d3aa433c28f30475594)

Viewing 3 replies - 1 through 3 (of 3 total)

The topic ‘PHP Fatal error (TypeError) on PHP 8’ is closed to new replies.

 * ![](https://ps.w.org/ultimate-member/assets/icon-256x256.png?rev=3160947)
 * [Ultimate Member – User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin](https://wordpress.org/plugins/ultimate-member/)
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 * 3 replies
 * 2 participants
 * Last reply from: [missveronica](https://wordpress.org/support/users/missveronicatv/)
 * Last activity: [8 months, 1 week ago](https://wordpress.org/support/topic/php-fatal-error-typeerror-on-php-8/#post-18649499)
 * Status: resolved