Help With Mail Server

[Apoc]

I've installed Argosoft Mail Server (freeware) and after configuring it, it works sending mails, but whenever I try to receive a mail I get this error in my log. Can anyone help?


Local host after reverse lookup: p3-933
23/05/2004 18:39:45 - Requested SMTP connection from 150.214.110.27
23/05/2004 18:39:45 - ( 1) 220 ArGoSoft Mail Server, Version 1.3 (1.3.0.1)
23/05/2004 18:39:45 - ( 1) EHLO zape.uco.es
23/05/2004 18:39:45 - ( 1) 250-Welcome [150.214.110.27], pleased to meet you
23/05/2004 18:39:45 - ( 1) 250-SIZE 5242880
23/05/2004 18:39:45 - ( 1) 250 HELP
23/05/2004 18:39:45 - ( 1) MAIL FROM:<xxxxxx@uco.es> SIZE=6244
23/05/2004 18:39:45 - ( 1) 250 Sender "xxxxxx@uco.es" OK...
23/05/2004 18:39:45 - ( 1) RCPT TO:<yo@p3.lopst.com>
23/05/2004 18:39:45 - ( 1) 250 Recipient "yo@p3.lopst.com" OK...
23/05/2004 18:39:45 - ( 1) DATA
23/05/2004 18:39:45 - ( 1) 354 Enter mail, end with "." on a line by itself
23/05/2004 18:39:45 - [ 2] Delivering to yo@p3.lopst.com
23/05/2004 18:39:45 - [ 2] Attempting to deliver to the domain p3.lopst.com
23/05/2004 18:39:45 - ( 1) 250 Message accepted for delivery.
23/05/2004 18:39:46 - ( 1) QUIT
23/05/2004 18:39:46 - [ 2] Trying the server p3.lopst.com: 217.216.194.132
23/05/2004 18:39:46 - ( 1) 221 Aba he
23/05/2004 18:39:46 - SMTP connection with 150.214.110.27 ended. ID=1
23/05/2004 18:39:46 - [ 2] Fatal looping Error: Mail loops to myself. Will bounce back
23/05/2004 18:39:46 - [ 3] Delivering to xxxxxx@uco.es
23/05/2004 18:39:46 - [ 3] Attempting to deliver to the domain uco.es
23/05/2004 18:39:47 - [ 3] Trying the server relay.uco.es.: 150.214.110.28
23/05/2004 18:39:47 - [ 3] 220 zipi.uco.es ESMTP Postfix
23/05/2004 18:39:47 - [ 3] EHLO p3-933
23/05/2004 18:39:47 - [ 3] 250-zipi.uco.es
23/05/2004 18:39:47 - [ 3] 250-PIPELINING
23/05/2004 18:39:47 - [ 3] 250-SIZE 20971520
23/05/2004 18:39:47 - [ 3] 250-ETRN
23/05/2004 18:39:47 - [ 3] 250-XVERP
23/05/2004 18:39:47 - [ 3] 250 8BITMIME
23/05/2004 18:39:47 - [ 3] MAIL FROM:<mailer-daemon>
23/05/2004 18:39:47 - [ 3] 250 Ok
23/05/2004 18:39:47 - [ 3] RCPT TO:<xxxxxx@uco.es>
23/05/2004 18:39:52 - [ 3] 504 <mailer-daemon>: Sender address rejected: need fully-qualified address
23/05/2004 18:39:52 - [ 3] Address xxxxxx@uco.es has been rejected. Will bounce back
23/05/2004 18:39:52 - [ 3] This appears to be a bounced message. Will delete to avoid loops
23/05/2004 18:39:52 - [ 3] QUIT
23/05/2004 18:39:52 - [ 3] 221 Bye
23/05/2004 18:39:52 - [ 3] Message from mailer-daemon relayed to the domain uco.es