[14-Jun-2023 18:18:03 UTC] PHP Fatal error:  Uncaught Error: Call to undefined function add_filter() in /home/portugal/public_html/wp-content/mu-plugins/automation-by-installatron.php:16
Stack trace:
#0 {main}
  thrown in /home/portugal/public_html/wp-content/mu-plugins/automation-by-installatron.php on line 16
