[SA-exim] SA-exim panic: Bad file number

[Hans-Peter Zahno]

Hello,

we are running SA-exim 3.0 /exim 4.20 / SA 2.54 on Solaris 9. 
Yesterday exim did panic. Here is the panic log:

2003-05-19 09:22:37 19Heye-0003Mc-DM SA: PANIC: Error in error handler while trying to save mail
to /usr/local/exim/spool/spamassassin/SAerrorsave/1053328957_!~!UENERkVCMDkAAQACAHMAAAAAAAAAOKG7E
AXlEBqhuwgAKypWwgAARU1TTURCLkRMTAAAAAAAAAAAG1X6IKpmEc2byACqAC-EWgwAAABFWENIQU5HRTEAL289U1dJVENIL2
91PVVuaUZyL2NuPVJlY2lwaWVudHMvY249SG9mbmVyTUMALgAAAAAAAABaeMxioxzTEakpCAArw18xAQD5hbJG5oDQEaipAAD
4MADuAAAAJd5tAAAAAAAALgAAAAAAAABaeMxioxzTEakpCAArw18xAQD5hbJG5oDQEaipAAD4MADuAAAAJd5uAAAQAAAA90lF
q2cASUazp5Y51yC1-x0AAABGQ0hPIC0gcHJvamV0IEZvcm1hdGlvbiBTaWRhAA==@wohnhas.ch, file ../src/local_sc
an.c, line 1303: Bad file number

Anybody has an idea what went wrong with this message?
Regards
Hans-Peter