Need Help restarting qmail

[Hand, Brian C.]

> All,
> 
> I am getting the following error.  It is preventing qmail from starting.
> This is a clip from syslog.
> 
> Jun 19 13:07:13 listserv qmail: [ID 748625 mail.alert] 961438033.590877
> alert: cannot start: unable to open mutex
> 
> What is the mutex and what do I do to get qmail started?
> 
> Thanks
> Brian