Title: PHP Fatal Error
Last modified: May 22, 2019

---

# PHP Fatal Error

 *  Resolved [Robin](https://wordpress.org/support/users/cinghaman/)
 * (@cinghaman)
 * [6 years, 11 months ago](https://wordpress.org/support/topic/php-fatal-error-174/)
 * Hi
 * I had a PHP fatal error after updating to version 3.0.0
 * PHP Fatal error: Uncaught Error: Call to undefined function has_block() in /dom23256/
   wp-content/plugins/scriptless-social-sharing/includes/output/class-scriptlesssocialsharing-
   output.php:53
    Stack trace: #0 /dom23256/wp-content/plugins/scriptless-social-
   sharing/includes/output/class-scriptlesssocialsharing-output.php(38): ScriptlessSocialSharingOutput-
   >check_singular_post(true) #1 /dom23256/wp-content/plugins/scriptless-social-
   sharing/includes/output/class-scriptlesssocialsharing-output-buttons.php(55):
   ScriptlessSocialSharingOutput->can_do_buttons() #2 /wordpress-4.9.10/wp-includes/
   class-wp-hook.php(286): ScriptlessSocialSharingOutputButtons->load_styles(”) #
   3 /wordpress-4.9.10/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(
   NULL, Array) #4 /wordpress-4.9.10/wp-includes/plugin.php(453): WP_Hook->do_action(
   Array) #5 /wordpress-4.9.10/wp-includes/script-loader.php(1447): do_action(‘wp_enqueue_scri…’)#
   6 /wordpress-4.9.10/wp-includes/class-wp-hook.php(286): wp_enqueue_scripts(”)#
   7 /wordpress-4.9.10/wp-includes/cl in /dom23256/wp-content/plugins/scriptless-
   social-sharing/includes/output/class-scriptlesssocialsharing-output.php on line
   53
 * PS: Cache flushed
    WP version: 5.1.1 PHP version: 7.2
 * Thanks,
    Robin

Viewing 1 replies (of 1 total)

 *  Plugin Author [Robin Cornett](https://wordpress.org/support/users/littlerchicken/)
 * (@littlerchicken)
 * [6 years, 11 months ago](https://wordpress.org/support/topic/php-fatal-error-174/#post-11561051)
 * The `has_block` function was added to WordPress in 5.0, so I’m not sure why you
   are seeing that error in 5.1. However, it is definitely a mistake on my part 
   to not check for that. I’m in the process of pushing version 3.0.1 which should
   resolve the issue for WordPress versions prior to 5.0 and checks for the existence
   of that function. I’m sorry for the inconvenience and thank you for letting me
   know!

Viewing 1 replies (of 1 total)

The topic ‘PHP Fatal Error’ is closed to new replies.

 * ![](https://ps.w.org/scriptless-social-sharing/assets/icon-256x256.jpg?rev=1361689)
 * [Scriptless Social Sharing](https://wordpress.org/plugins/scriptless-social-sharing/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/scriptless-social-sharing/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/scriptless-social-sharing/)
 * [Active Topics](https://wordpress.org/support/plugin/scriptless-social-sharing/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/scriptless-social-sharing/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/scriptless-social-sharing/reviews/)

 * 1 reply
 * 2 participants
 * Last reply from: [Robin Cornett](https://wordpress.org/support/users/littlerchicken/)
 * Last activity: [6 years, 11 months ago](https://wordpress.org/support/topic/php-fatal-error-174/#post-11561051)
 * Status: resolved