I think most people would take this the way Steve indicated, not so much as "box up your stuff and walk out that instant"...

Seconding this, as...

I've had a boss that, looking back, I would definitely call "horrible."  Just look at some of my post history from about 6 years ago, yeah, it was a bunch...

Hmmm...
My gut feeling is, there's a mismatch between your failed_jobs table, and sysjobhistory somewhere...

Have you gone back to basics to check?
Have you checked in sysjobhistory to...

Question:  Where is the "failed_jobs_log" table coming from?  I checked on one of my servers (all SQL 2014, mind, so if it's new in SQL 2016 I won't have this)...

New thought after reading through the posts again.

Is it possible SQL Monitor is sending the e-mail?

My first question is, is the task actually failing?  Is it not doing what it's supposed to be doing?
Second, I'd check that actual Agent job isn't set to send...

Well, to be fair any time a business makes a choice like this, someone, somewhere was looking at financials and other things and thinking "how will this benefit the company...

You aren't providing enough information.

When are you seeing this error?
Is it when the package tries to run?
Or is it when someone is trying to connect to...

Well, today marks the day fall is officially here for me...
I'm turning on the furnace tonight...