izzy9746 on "[Plugin: Wordfence Security] Wordfence fatal error in wfConfig.php"

Hi
I am new to Wordfence and running my first scan. I'm getting a fatal error and am not sure what to do? The error is in my site apps folder:

/siteapps/12438/htdocs/wp-content/plugins/wordfence/lib/wfConfig.php on line 573

https://wordpress.org/plugins/wordfence/