[Mailman-Users] wrapper problem

[Son To]

Has anyone seen this problem? I am using rh6.1. Compiled mailman with
./configure --with-mail-gid=12

in my /etc/sendmail.cf
O DefaultUser=8:12

here is /var/log/mailog

Jan  3 14:56:56 PINKY smrsh: uid 8: attempt to use wrapper mailcmd spruce
Jan  3 14:56:56 PINKY sendmail[8993]: OAA08992: to="|/home/mailman/mail/wrapper mailcmd spruce",
delay=00:00:00, xdelay=00:00:00, mailer=prog, stat=Service unavailable
Jan  3 14:56:56 PINKY sendmail[8993]: OAA08992: OAA08993: DSN: Service unavailable
Jan  3 14:56:56 PINKY sendmail[8993]: OAA08993: to=<son at wharton.upenn.edu>, delay=00:00:00,
xdelay=00:00:00, mailer=esmtp, relay=cash.wharton.upenn.edu. [130.91.160.43], stat=Sent (OAA00282 Message
accepted for delivery

thanks for any help,
son