At 09:43 16/04/2001 +0100, you wrote: >This suggests that either you have a hardware problem, or the disc is
>filling up, or Exim couldn't create a file for some reason, or something
>similar.
The /var has only 90MB used (there's more than 500MB left). So it's not a
disc problem.
>If this is happening a lot, I suspect a hardware problem, but I'm just
>guessing.
It's one specific host that causes it. I just trawled through the mainlog
for other hosts, and I didn't find any.