Client errors

> Why do so many WUs end with "Client Error"? My last two 35,000 sec. WUs got
> this message after reaching 100%: "Unrecoverable error for result [...] (The
> system cannot find the path specified. (0x3) - exit code 3 (0x3))"
>
> I looked around and many other people's work is being lost (apparently) after
> the whole WU runs, too.

I see a strange message from the BOINC core client:

The system cannot find the path specified. (0x3) - exit code 3 (0x3)

I'm not sure what this means -- it's new to me!

Bruce