> I am using fetchmail/exim to download my mail. Recently fetchamil quits > in the middle of downloading mails with attachments and exim complains > about a unexpected termination of SMTP. All other download works fine > on my system. > > I have also tried using a MUA with it's own POP3 retrieval, but the > same thing happens! > > What might be wrong? *possibly* your mailbox on the server is screwed up. however, this is unprobable.
is there enough space on you hard drive, i.e. on your /var partition? you say, that only mails with attachements are refused (which tend to be a bit larger). if the other fetching programm (your pop3-mua) would not complain, too, i would suspect, that fetchmail's fetch-limit is set too low.