dear all qmail users..
Now i have a problem when configure the qmail and vpopmail...
after configure qmail and vpopmail...
when i test telnet to my host, the following error occur

[root@mail /]# telnet localhost 110
Trying 127.0.0.1...
Connected to localhost.
Escape character is '^]'.
+OK <23192.1111752721@mail.xyz.net/home/vpopmail/bin/vchkpw>
user postmaster@mail.xyz.net
+OK
pass user_password
-ERR this user has no $HOME/Maildir
-ERR unable to write pipe
Connection closed by foreign host.

this user is already map with the system account by this command

echo test1@mail.xyz.net /var/qmail/alias/.qmail-postmaster
at where the user test1 is system user account

what is the problem and how can i troubleshoot this problem.......?
plz help me..
by