Turned on my iMac today, and noticed a problem with Mail.
There is a little icon (~) in the Inbox. Every time I try to check my email, it keeps asking me for the passwords for all my accounts. No matter what I do, it just keeps asking the same thing over and over again. Any suggestions?

There is a little icon (~) in the Inbox. Every time I try to check my email, it keeps asking me for the passwords for all my accounts. No matter what I do, it just keeps asking the same thing over and over again. Any suggestions?