02 August 2005
Mail cannot update your mailboxes because your home directory is full.
You must free up space in your home folder before using Mail. Delete unneeded documents or move documents to another volume.
This is one of the least informative messages I’ve seen for several reasons.
If you should be so unlucky as to need an fsck on Tiger, the other least helpful error message is that you can’t log in — but it doesn’t tell you to remain calm or what it’s doing.
I’m an adept *nix person, but geez, even I was ruffled by the dialog.