Fatal Error

This plugin triggers a fatal error on activation and fails to activate:

Fatal error: Uncaught Error: Call to undefined function create_function() in /nas/content/live/xyz/wp-content/plugins/ct-mortgage-calculator/ct-mortgage-calculator.php:72 Stack trace: #0 /nas/content/live/xyz/wp-admin/includes/plugin.php(2288): include_once() #1 /nas/content/live/xyz/wp-admin/plugins.php(192): plugin_sandbox_scrape('ct-mortgage-cal...') #2 {main} thrown in /nas/content/live/xyz/wp-content/plugins/ct-mortgage-calculator/ct-mortgage-calculator.php on line 72