I have a cron job that if it fails outputs HTML. If it succeeds it outputs nothing, in which case I get no mail. If it does fail and write HTML, cron sends me the mail but it comes as plain text and ...
As a normal user I can send email, either from the commandline or from PHP. But when a cron job has error output, sending of that email fails (I have a MAILTOemail@example.com at the top of the ...