Thanks Evan, I didn't suspect that :-) It works with perl 5.8.1, shipped with Mandrake 9.2 Evan Harris wrote: > I think I've seen that before. It's might be a version mismatch between the > libmilter/sendmail. If that's not it, I would recommend upgrading to 5.8.2, > as it's threading seems more stable. > > Evan