What is error code 6 for Yahoo! mail?

Every time I try to log in, it tells me: Sorry for the inconvenience. You've stumbled upon a temporary problem we're having with Yahoo! Mail. Usually this problem gets resolved quickly, without you doing a thing. Try pressing the Reload or Refresh button...

I can access all of my Yahoo Services except for my Mail. My Messenger even tells me that I have new mail. What's Yahoo Error Code 17? Is this a temporary thing? I have a second Yahoo email account and that doesn't seem to be affected. I can access it...

This began to occur just today when someone tried to contact me with an email alias that used to be associated with my email address. Apparently this yahoo-generated alias is no longer valid since I no longer see it listed in my email preferences. I...

Messages not saved to sent file. Error message comes up when retrieving message.

I want to read my mail. Error code 1 keeps coming up andI'm gettint quite frustrated.

when trying to set up a new category (1st one) on mail the error code 40017 come up with invalid label. I'm trying to set up a category to group multiple email address' into.

I tried to open a few of my emails today and I keep getting Error code 4 and none of my email will open.

I attempt to open emails and get error code 4, most of the time. There does not seem to either rhyme or reason to the emails I can not open.

I am only getting this on one of my accounts. I can log into yahoo but when I go to check my mail, the page won't come up, says i've stumbled onto a temporary problem that they should be working on. Temporary so far has meant 2 days. Is there something...