Fatal error: Uncaught Error: Call to undefined function add_action() in /home/u893088121/public_html/backup/bip/wp-includes/functions.php:5333 Stack trace: #0 /home/u893088121/public_html/backup/bip/wp-settings.php(81): require() #1 /home/u893088121/public_html/backup/bip/wp-config.php(81): require_once('/home/u89308812...') #2 /home/u893088121/public_html/backup/bip/wp-load.php(37): require_once('/home/u89308812...') #3 /home/u893088121/public_html/backup/bip/wp-blog-header.php(12): require_once('/home/u89308812...') #4 /home/u893088121/public_html/backup/bip/index.php(17): require('/home/u89308812...') #5 {main} thrown in /home/u893088121/public_html/backup/bip/wp-includes/functions.php on line 5333