user send mail but others can't they reieve bounce bak

[nasir]

hello evey1
we are facing problem on ispconfig
the problem is that 1 user web1_qadri did not recieve any mail and the sender recieve a bounce back message
in mail serve log i get that error

Mar 12 12:45:52 wikkid postfix/smtpd[18204]: C7CE2B8587: client=localhost.localdomain[127.0.0.1], sasl_sender=web1_qadri@wikkid.pk
Mar 12 12:45:52 wikkid postfix/qmgr[18154]: C7CE2B8587: from=<web1_qadri@wikkid.pk>, size=609, nrcpt=1 (queue active)
Mar 12 12:45:52 wikkid sendmail[18399]: m2C7jq7G018399: to=admispconfig@localhost.localdomain, ctladdr=web1_qadri (10266/10001), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=30117, relay=[127.0.0.1] [127.0.0.1], dsn=2.0.0, stat=Sent (Ok: queued as C7CE2B8587)
Mar 12 12:45:52 wikkid postfix/local[18359]: B3D84B857D: to=<web1_qadri@wikkid.pk>, orig_to=<syed.tariq@wikkid.pk>, relay=local, delay=0.16, delays=0.05/0/0/0.1, dsn=5.2.0, status=bounced (can't create user output file. Command output: procmail: Error while writing to "/var/mail/web1_qadri" )


in cd /var/mail/
the web1_qadri ha following mailsize
-rw------- 1 web1_qadri mail 49M Mar 12 12:45 web1_qadri
i mv that mail in tmp and create new id and send mail to web1_qadri then its recieves mails when i put back to move data into that location then same problem happened.....
is that quota problem ya something else i think that user can't recieve more then 50 mb space
kindly told me the solution

[nasir]

before that 1 more error message i recieve

<web1_qadri@wi.pk> (expanded from <syed.tariq@wi.pk>): can't create

user output file. Command output: ==================== QUOTA:

1073741824 INBOXSIZE: 51137050 MAXMSG: 1022604774 procmail: Error

while

writing to "/var/mail/web1_qadri"


i think that information is enough to solve the problem if u required more then tell me

[falko]

What's the output of ls -la /var/mail, netstat -tap and df -h? Which distribution are you using?