Fatal error: Uncaught Error: Call to undefined function wp_convert_hr_to_bytes() in /home/eh1/public_html/wp-includes/default-constants.php:33
Stack trace:
#0 /home/eh1/public_html/wp-settings.php(41): wp_initial_constants()
#1 /home/eh1/public_html/wp-config.php(91): require_once('/home/eh1/publi...')
#2 /home/eh1/public_html/wp-load.php(37): require_once('/home/eh1/publi...')
#3 /home/eh1/public_html/wp-blog-header.php(13): require_once('/home/eh1/publi...')
#4 /home/eh1/public_html/index.php(17): require('/home/eh1/publi...')
#5 {main}
thrown in /home/eh1/public_html/wp-includes/default-constants.php on line 33