Originally Posted by
drummingcraig
Edit to add: I just looked again and out of curiosity clicked on the upgrade/standby lists. First flight where I am in C+ I am like 7th on list for F, but on the connection where I got the F upgrade it still shows me as #4 for F with 2 seats remaining.....

I have gotten this "error" message many times and there has been nothing wrong with any of my seat assignments. I wouldn't worry about it.