Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/.sites/104/site748/web/shop_2020_1/wp-config.php:93
Stack trace:
#0 /home/.sites/104/site748/web/shop_2020_1/wp-load.php(50): require_once()
#1 /home/.sites/104/site748/web/shop_2020_1/wp-blog-header.php(13): require_once('/home/.sites/10...')
#2 /home/.sites/104/site748/web/shop_2020_1/index.php(17): require('/home/.sites/10...')
#3 {main}
  thrown in /home/.sites/104/site748/web/shop_2020_1/wp-config.php on line 93