Do you have the standard SL sendmail.mc and sendmail.cf files?  If not, try
them first.  I do, and It Works For Me.  On SL 4.x at least.

Dan W.

On Fri, Sep 28, 2007 at 03:05:24PM +1000, Michael Mansour wrote:
> Hi,
> 
> Sorry if this is way off topic, but I've spent the past few hours web
> searching and trying different things for the following sendmail error:
> 
> 554 5.7.1 To: and CC: are not filled
> 
> which results when an email comes into the system where the sender has only
> populated the "Bcc" field and not the "To" or "CC" fields.
> 
> I don't want these messages rejected yet can't seem to find anyway within
> sendmail to stop the rejection and allow the messages through.
> 
> Any ideas what I should try to get this working?
> 
> Thanks.
> 
> Michael.