[vchkpw] .qmail-default problem

[Vlady]

Hello,
If I put an e-mail addres in .qmail-default, I get the error: 
deferral: lseek_errno=29/mail_is_looping/Aack,_child_crashed
If I put a directory, it works.
Does this is some bug in vpopmail or ..?

Cheers
Vlady