I have solved it myself.

But I do not know the cause of the problem but already had samba running 
by upgrading it from 2.2.1a to 2.2.3a.

Thank god samba is working now. Is there any bug in samba 2.2.1a?

Regards,
ganesh

> I have another problem with samba.

> I have installed Redhat Advanced Server which ships with samba 2.2.1a.

> I have configured the smb.conf file and the Linux Server can be seen in 
N> etwork Neighborhood. But could not access and giving error "The Network 
p> ath was not found".

> When I check the smbd.log file there error message is tdb_delete failed 
w> ith error Record does not exist.

> Why is these error message occuring? Will upgrading samba to 2.2.5 will 
s> olve this problem?

> Please help.

> Regards,
g> anesh