Fatal error: Uncaught Error: Call to undefined function str_contains() in /susel/wp-includes/load.php:1618
Stack trace:
#0 /susel/wp-includes/default-constants.php(43): wp_convert_hr_to_bytes('256m')
#1 /susel/wp-settings.php(61): wp_initial_constants()
#2 /susel/wp-config.php(88): require_once('/susel/wp-setti...')
#3 /susel/wp-load.php(50): require_once('/susel/wp-confi...')
#4 /susel/wp-blog-header.php(13): require_once('/susel/wp-load....')
#5 /susel/index.php(17): require('/susel/wp-blog-...')
#6 {main}
thrown in /susel/wp-includes/load.php on line 1618