Fatal error: Uncaught ArgumentCountError: is_countable() expects exactly 1 argument, 3 given in /data/web/1/000/033/360/103458/htdocs/wp-includes/load.php:159
Stack trace:
#0 /data/web/1/000/033/360/103458/htdocs/wp-includes/load.php(159): is_countable()
#1 /data/web/1/000/033/360/103458/htdocs/wp-settings.php(39): wp_check_php_mysql_versions()
#2 /data/web/1/000/033/360/103458/htdocs/wp-config.php(41): require_once('...')
#3 /data/web/1/000/033/360/103458/htdocs/wp-load.php(50): require_once('...')
#4 /data/web/1/000/033/360/103458/htdocs/wp-blog-header.php(13): require_once('...')
#5 /data/web/1/000/033/360/103458/htdocs/index.php(17): require('...')
#6 {main}
thrown in /data/web/1/000/033/360/103458/htdocs/wp-includes/load.php on line 159