I saw a warning that scheduled tasks were not running. I confirmed that the cron entry was correct. I decided to delete it and then added it again.
Now I am receiving emails with this. I receive the same if I manually try and run task.php from a shell command line.
Any thoughts?
Cache-Control: no-cache, no-store, must-revalidate, max-age=0, s-maxage=0
Expires: 0
Content-type: text/html; charset=UTF-8
Not at command line