Title: PHP 8.0 errors
Last modified: December 15, 2021

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# PHP 8.0 errors

 *  Resolved [dimmy1985](https://wordpress.org/support/users/dimmy1985/)
 * (@dimmy1985)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/php-8-0-errors-2/)
 * Hi Matt
 * Got the annual update PHP version for several clients. Updating to 7.4 is no 
   problem, but 8.0+ results in a critical error:
 * > Fatal error: Uncaught ArgumentCountError: Too few arguments to function WP_Widget::
   > __construct(), 0 passed in /homepages/42/d686562318/htdocs/14/wp-includes/class-
   > wp-widget-factory.php on line 61 and at least 2 expected in /homepages/42/d686562318/
   > htdocs/14/wp-includes/class-wp-widget.php:162 Stack trace: #0 /homepages/42/
   > d686562318/htdocs/14/wp-includes/class-wp-widget-factory.php(61): WP_Widget-
   > >__construct() #1 /homepages/42/d686562318/htdocs/14/wp-includes/widgets.php(
   > 115): WP_Widget_Factory->register(‘GigCalendarWidg…’) #2 /homepages/42/d686562318/
   > htdocs/14/wp-content/plugins/mf-gig-calendar/mf_gig_calendar_widget.php(157):
   > register_widget(‘GigCalendarWidg…’) #3 /homepages/42/d686562318/htdocs/14/wp-
   > includes/class-wp-hook.php(303): GigCalendarWidgetInit(”) #4 /homepages/42/
   > d686562318/htdocs/14/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters(
   > NULL, Array) #5 /homepages/42/d686562318/htdocs/14/wp-includes/plugin.php(470):
   > WP_Hook->do_action(Array) #6 /homepages/42/d686562318/htdocs/14/wp-includes/
   > widgets.php(1809): do_action(‘widgets_init’) #7 /homepages/42/d686562318/htdocs/
   > 14/wp-includes/class-wp-hook.php(303): wp_widgets_init(”) #8 /homepages/42/
   > d686562318/htdocs/14/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters(
   > NULL, Array) #9 /homepages/42/d686562318/htdocs/14/wp-includes/plugin.php(470):
   > WP_Hook->do_action(Array) #10 /homepages/42/d686562318/htdocs/14/wp-settings.
   > php(578): do_action(‘init’) #11 /homepages/42/d686562318/htdocs/14/wp-config.
   > php(92): require_once(‘/homepages/42/d…’) #12 /homepages/42/d686562318/htdocs/
   > 14/wp-load.php(50): require_once(‘/homepages/42/d…’) #13 /homepages/42/d686562318/
   > htdocs/14/wp-blog-header.php(13): require_once(‘/homepages/42/d…’) #14 /homepages/
   > 42/d686562318/htdocs/14/index.php(17): require(‘/homepages/42/d…’) #15 {main}
   > thrown in **/homepages/42/d686562318/htdocs/14/wp-includes/class-wp-widget.
   > php** on line **162**
   > There has been a critical error on this website.
 * Any ideas?
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fphp-8-0-errors-2%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

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

 *  Plugin Author [Matthew Fries](https://wordpress.org/support/users/brewermfnyc/)
 * (@brewermfnyc)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/php-8-0-errors-2/#post-15178904)
 * Hmmmm. Looks like I’ve got some out of date code in the widget part of the plugin.
   If it’s just the contruct() class function I should be able to address it. I’m
   also about to post a patch for a security issue to get me back in good graces
   with WP. Hopefully I can roll both of those out during the holidays. Thanks for
   the heads up!!
 *  Thread Starter [dimmy1985](https://wordpress.org/support/users/dimmy1985/)
 * (@dimmy1985)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/php-8-0-errors-2/#post-15178920)
 * Thanks MF, will look out for the update. peace!

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

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 * 2 replies
 * 7 participants
 * Last reply from: [dimmy1985](https://wordpress.org/support/users/dimmy1985/)
 * Last activity: [4 years, 5 months ago](https://wordpress.org/support/topic/php-8-0-errors-2/#post-15178920)
 * Status: resolved