exim not work: group mail was not found in panic log

[esupport.org.ua]

I found a lot of message in /var/log/exim/paniclog

005-08-21 15:34:03 Exim configuration error in line 536 of /usr/local/etc/exim/configure:
group mail was not found
2005-08-21 15:34:03 Exim configuration error in line 536 of /usr/local/etc/exim/configure:
group mail was not found
2005-08-21 15:34:03 Exim configuration error in line 536 of /usr/local/etc/exim/configure:
group mail was not found
2005-08-21 15:34:04 Exim configuration error in line 536 of /usr/local/etc/exim/configure:
group mail was not found
2005-08-21 15:34:04 Exim configuration error in line 536 of /usr/local/etc/exim/configure:
group mail was not found

How to fix it?

[chirpy]

Make sure that you have the following entries in /etc/group:

mail:x:12:mail
mailnull:x:47:

And the following two in /etc/gshadow:

mail:::mail
mailnull:x::

If it still has problems, try:

eximup --force

[esupport.org.ua]

Make sure that you have the following entries in /etc/group:

mail:x:12:mail
mailnull:x:47:

And the following two in /etc/gshadow:

mail:::mail
mailnull:x::

If it still has problems, try:

eximup --force

I try do it, also I have work whm on bsd 5.3
I change group same as working

but it not help!
this same error:
2005-08-23 20:03:30 Exim configuration error in line 536 of /usr/local/etc/exim/configure:
group mail was not found

[esupport.org.ua]

any help?
It is actual