That is my log file where some times user does not recieved mail form some users.






Please check the mail error:-

webmail:-
Oct 22 12:54:29 kazo sendmail[10586]: m9M7OSjf010586: to=manoj@kazo.in, ctladdr=kazovasant@localhost (513/513), delay=00:00:01, xdelay=00:00:00, mailer=relay, pri=30509, relay=[127.0.0.1] [127.0.0.1], dsn=2.0.0, stat=Sent (m9M7OTX9010587 Message accepted for delivery)



(There is no any pro. with webmail but pro. is with outlook)




outlook:-
Oct 22 12:54:29 kazo sendmail[10588]: m9M7OTX9010587: to=<manoj@kazo.in>, ctladdr=<kazovasant@kazo.in> (513/513), delay=00:00:00, xdelay=00:00:00, mailer=local, pri=30890, dsn=2.0.0, stat=Sent
Oct 22 12:55:33 kazo sendmail[10602]: m9M7PTNa010601: to=<manoj@kazo.in>, ctladdr=<kazovasant@kazo.in> (513/513), delay=00:00:04, xdelay=00:00:01, mailer=local, pri=32152, dsn=2.0.0, stat=Sent

Oct 22 12:59:20 kazo sendmail[10659]: m9M7THDN010657: to=<manoj@kazo.in>, ctladdr=<kazovasant@kazo.in> (513/513), delay=00:00:02, xdelay=00:00:01, mailer=local, pri=32152, dsn=2.0.0, stat=Sent

Oct 22 13:00:07 kazo sendmail[10684]: m9M7U79l010684: to=manoj@kazo.in, ctladdr=kazovasant@localhost (513/513), delay=00:00:00, xdelay=00:00:00, mailer=relay, pri=30511, relay=[127.0.0.1] [127.0.0.1], dsn=2.0.0, stat=Sent (m9M7U7uj010685 Message accepted for delivery)

Oct 22 13:00:08 kazo sendmail[10686]: m9M7U7uj010685: to=<manoj@kazo.in>, ctladdr=<kazovasant@kazo.in> (513/513), delay=00:00:01, xdelay=00:00:01, mailer=local, pri=30892, dsn=2.0.0, stat=Sent