Title: Assigning menu throws critical error
Last modified: January 7, 2023

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# Assigning menu throws critical error

 *  Resolved [deivis2021](https://wordpress.org/support/users/deivis2021/)
 * (@deivis2021)
 * [3 years, 4 months ago](https://wordpress.org/support/topic/assigning-menu-throws-critical-error/)
 * Hello. I`m trying to convert my standard elementor nav menu to mega menu. If 
   i go to mega menu location settings and try to click assign menu or if i try 
   to access menu settings in Appearance > Menus it throws “There has been a critical
   error on this website. Please check your site admin email inbox for instructions.”
   </p> <p>If i disable max mega menu plugin i`m able to access Appearance > menus
   again
 * Thank you!
 * Here is the error log i got in the mail
 * “
 * Error Details
   =============An error of type E_ERROR was caused in line 563 of
   the file /home/knq4tv853s5p/public_html/wp-content/plugins/woocommerce-payments/
   includes/admin/class-wc-payments-admin.php. Error message: Uncaught TypeError:
   array_merge(): Argument #1 must be of type array, null given in /home/knq4tv853s5p/
   public_html/wp-content/plugins/woocommerce-payments/includes/admin/class-wc-payments-
   admin.php:563Stack trace:#0 /home/knq4tv853s5p/public_html/wp-content/plugins/
   woocommerce-payments/includes/admin/class-wc-payments-admin.php(563): array_merge()#
   1 /home/knq4tv853s5p/public_html/wp-content/plugins/woocommerce-payments/includes/
   admin/class-wc-payments-admin.php(637): WC_Payments_Admin->register_payments_scripts()#
   2 /home/knq4tv853s5p/public_html/wp-includes/class-wp-hook.php(308): WC_Payments_Admin-
   >enqueue_payments_scripts()#3 /home/knq4tv853s5p/public_html/wp-includes/class-
   wp-hook.php(332): WP_Hook->apply_filters()#4 /home/knq4tv853s5p/public_html/wp-
   includes/plugin.php(517): WP_Hook->do_action()#5 /home/knq4tv853s5p/public_html/
   wp-content/plugins/megamenu/megamenu.php(169): do_action()#6 /home/knq4tv853s5p/
   public_html/wp-includes/class-wp-hook.php(308): Mega_Menu->admin_enqueue_scripts()#
   7 /home/knq4tv853s5p/public_html/wp-includes/class-wp-hook.php(332): WP_Hook-
   >apply_filters()#8 /home/knq4tv853s5p/public_html/wp-includes/plugin.php(517):
   WP_Hook->do_action()#9 /home/knq4tv853s5p/public_html/wp-admin/admin-header.php(
   118): do_action()#10 /home/knq4tv853s5p/public_html/wp-admin/nav-menus.php(675):
   require_once(‘/home/knq4tv853…’)#11 {main}  thrown
 * “
    -  This topic was modified 3 years, 4 months ago by [deivis2021](https://wordpress.org/support/users/deivis2021/).
    -  This topic was modified 3 years, 4 months ago by [deivis2021](https://wordpress.org/support/users/deivis2021/).
    -  This topic was modified 3 years, 4 months ago by [deivis2021](https://wordpress.org/support/users/deivis2021/).
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fassigning-menu-throws-critical-error%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

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

 *  Plugin Author [megamenu](https://wordpress.org/support/users/megamenu/)
 * (@megamenu)
 * [3 years, 4 months ago](https://wordpress.org/support/topic/assigning-menu-throws-critical-error/#post-16353965)
 * Hi,
 * This is a conflict with WC Payments:
 * [https://github.com/Automattic/woocommerce-payments/issues/5137](https://github.com/Automattic/woocommerce-payments/issues/5137)
 * It seems like they should release a fix on 11th Jan,
 * Regards,
   Tom
 *  Thread Starter [deivis2021](https://wordpress.org/support/users/deivis2021/)
 * (@deivis2021)
 * [3 years, 4 months ago](https://wordpress.org/support/topic/assigning-menu-throws-critical-error/#post-16368107)
 * It got fixed thank you

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

The topic ‘Assigning menu throws critical error’ is closed to new replies.

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## Tags

 * [critical error](https://wordpress.org/support/topic-tag/critical-error/)
 * [menu](https://wordpress.org/support/topic-tag/menu/)

 * 2 replies
 * 2 participants
 * Last reply from: [deivis2021](https://wordpress.org/support/users/deivis2021/)
 * Last activity: [3 years, 4 months ago](https://wordpress.org/support/topic/assigning-menu-throws-critical-error/#post-16368107)
 * Status: resolved