Unable to receive emails from snappy mail used to receive mails before

Hello,
im new to cyberpanel and i have recently configured the snappy mail few hours back i was able to receive emails but now i’m unable to receive new emails but i’m able to send emails using snappy mail
im have removed spamassassin and configurations related to spamassassin

@josephgodwinke please look into it.

all the incoming mails are getting deferred wit the following message

	[{"address":"info@domain.com","delay_reason":"temporary failure"}]

the email server error logs are here for this email

Nov  2 07:10:08 servername postfix/cleanup[34919]: A7985BD608: message-id=<CAMe049DUm+Htn6ZzgCmBY+L=PGva7R+zzo7UWymz-4636DEyqA@mail.gmail.com>
Nov  2 07:10:08 servername opendkim[534]: A7985BD608: DKIM verification successful
Nov  2 07:10:08 servername opendkim[534]: A7985BD608: s=20230601 d=gmail.com a=rsa-sha256 SSL 
Nov  2 07:10:08 servername postfix/qmgr[34896]: A7985BD608: from=<user@gmail.com>, size=2796, nrcpt=1 (queue active)
Nov  2 07:10:08 servername postfix/pipe[34920]: A7985BD608: to=<info@doman.com>, relay=dovecot, delay=0.12, delays=0.1/0/0/0.01, dsn=4.3.0, status=deferred (temporary failure)
Nov  2 07:10:09 servername postfix/smtpd[34912]: disconnect from mail-pl1-f169.google.com[209.85.214.169] ehlo=2 starttls=1 mail=1 rcpt=1 bdat=1 quit=1 commands=7
Nov  2 07:10:19 servername dovecot: imap-login: Login: user=<info@domain.com>, method=PLAIN, rip=::1, lip=::1, mpid=34928, TLS, session=<QBeaFCYJRpoAAAAAAAAAAAAAAAAAAAAB>```

Welcome @ajayreddy01 Happy you are here

Share the contents of /etc/postfix/master.cf here.

@josephgodwinke Thankyou for responding

#
# Postfix master process configuration file.  For details on the format
# of the file, see the master(5) manual page (command: "man 5 master").
#
# Do not forget to execute "postfix reload" after editing this file.
#
# ==========================================================================
# service type  private unpriv  chroot  wakeup  maxproc command + args
#               (yes)   (yes)   (yes)   (never) (100)
# ==========================================================================
smtp      inet  n       -       n       -       -       smtpd
#smtp      inet  n       -       n       -       1       postscreen
#smtpd     pass  -       -       n       -       -       smtpd
#dnsblog   unix  -       -       n       -       0       dnsblog
#tlsproxy  unix  -       -       n       -       0       tlsproxy
submission inet n       -       n       -       -       smtpd
  -o syslog_name=postfix/submission
  -o smtpd_tls_security_level=encrypt
  -o smtpd_sasl_auth_enable=yes
  -o smtpd_reject_unlisted_recipient=no
  -o smtpd_client_restrictions=$mua_client_restrictions
  -o smtpd_helo_restrictions=$mua_helo_restrictions
  -o smtpd_sender_restrictions=$mua_sender_restrictions
  -o smtpd_recipient_restrictions=permit_sasl_authenticated,reject
  -o milter_macro_daemon_name=ORIGINATING
smtps     inet  n       -       n       -       -       smtpd
  -o syslog_name=postfix/smtps
  -o smtpd_tls_wrappermode=yes
  -o smtpd_sasl_auth_enable=yes
  -o smtpd_reject_unlisted_recipient=no
  -o smtpd_client_restrictions=$mua_client_restrictions
  -o smtpd_helo_restrictions=$mua_helo_restrictions
  -o smtpd_sender_restrictions=$mua_sender_restrictions
  -o smtpd_recipient_restrictions=permit_sasl_authenticated,reject
  -o milter_macro_daemon_name=ORIGINATING
#628       inet  n       -       n       -       -       qmqpd
pickup    unix  n       -       n       60      1       pickup
cleanup   unix  n       -       n       -       0       cleanup
qmgr      unix  n       -       n       300     1       qmgr
#qmgr     unix  n       -       n       300     1       oqmgr
tlsmgr    unix  -       -       n       1000?   1       tlsmgr
rewrite   unix  -       -       n       -       -       trivial-rewrite
bounce    unix  -       -       n       -       0       bounce
defer     unix  -       -       n       -       0       bounce
trace     unix  -       -       n       -       0       bounce
verify    unix  -       -       n       -       1       verify
flush     unix  n       -       n       1000?   0       flush
proxymap  unix  -       -       n       -       -       proxymap
proxywrite unix -       -       n       -       1       proxymap
smtp      unix  -       -       n       -       -       smtp
relay     unix  -       -       n       -       -       smtp
#       -o smtp_helo_timeout=5 -o smtp_connect_timeout=5
showq     unix  n       -       n       -       -       showq
error     unix  -       -       n       -       -       error
retry     unix  -       -       n       -       -       error
discard   unix  -       -       n       -       -       discard
local     unix  -       n       n       -       -       local
virtual   unix  -       n       n       -       -       virtual
lmtp      unix  -       -       n       -       -       lmtp
anvil     unix  -       -       n       -       1       anvil
scache    unix  -       -       n       -       1       scache
#
# ====================================================================
# Interfaces to non-Postfix software. Be sure to examine the manual
# pages of the non-Postfix software to find out what options it wants.
#
# Many of the following services use the Postfix pipe(8) delivery
# agent.  See the pipe(8) man page for information about ${recipient}
# and other message envelope options.
# ====================================================================
#
# maildrop. See the Postfix MAILDROP_README file for details.
# Also specify in main.cf: maildrop_destination_recipient_limit=1
#
#maildrop  unix  -       n       n       -       -       pipe
#  flags=DRhu user=vmail argv=/usr/local/bin/maildrop -d ${recipient}
#
# ====================================================================
#
# Recent Cyrus versions can use the existing "lmtp" master.cf entry.
#
# Specify in cyrus.conf:
#   lmtp    cmd="lmtpd -a" listen="localhost:lmtp" proto=tcp4
#
# Specify in main.cf one or more of the following:
#  mailbox_transport = lmtp:inet:localhost
#  virtual_transport = lmtp:inet:localhost
#
# ====================================================================
#
# Cyrus 2.1.5 (Amos Gouaux)
# Also specify in main.cf: cyrus_destination_recipient_limit=1
#
#cyrus     unix  -       n       n       -       -       pipe
#  user=cyrus argv=/usr/lib/cyrus-imapd/deliver -e -r ${sender} -m ${extension} ${user}
#
# ====================================================================
#
# Old example of delivery via Cyrus.
#
#old-cyrus unix  -       n       n       -       -       pipe
#  flags=R user=cyrus argv=/usr/lib/cyrus-imapd/deliver -e -m ${extension} ${user}
#
# ====================================================================
#
# See the Postfix UUCP_README file for configuration details.
#
#uucp      unix  -       n       n       -       -       pipe
#  flags=Fqhu user=uucp argv=uux -r -n -z -a$sender - $nexthop!rmail ($recipient)
#
# ====================================================================
#
# Other external delivery methods.
#
#ifmail    unix  -       n       n       -       -       pipe
#  flags=F user=ftn argv=/usr/lib/ifmail/ifmail -r $nexthop ($recipient)
#
#bsmtp     unix  -       n       n       -       -       pipe
#  flags=Fq. user=bsmtp argv=/usr/local/sbin/bsmtp -f $sender $nexthop $recipient
#
#scalemail-backend unix -       n       n       -       2       pipe
#  flags=R user=scalemail argv=/usr/lib/scalemail/bin/scalemail-store
#  ${nexthop} ${user} ${extension}
#
#mailman   unix  -       n       n       -       -       pipe
#  flags=FR user=list argv=/usr/lib/mailman/bin/postfix-to-mailman.py
#  ${nexthop} ${user}
dovecot   unix  -       n       n       -       -       pipe
    flags=DRhu user=vmail:vmail argv=/usr/lib/dovecot/deliver -f ${sender} -d ${recipient}
dovecot   unix  -       n       n       -       -       pipe
    flags=DRhu user=vmail:vmail argv=/usr/lib/dovecot/deliver -f ${sender} -d ${recipient}
dovecot   unix  -       n       n       -       -       pipe
    flags=DRhu user=vmail:vmail argv=/usr/lib/dovecot/deliver -f ${sender} -d ${user}@${nexthop}

these are the contents of /etc/postfix/master.cf

dovecot   unix  -       n       n       -       -       pipe
    flags=DRhu user=vmail:vmail argv=/usr/lib/dovecot/deliver -f ${sender} -d ${user}@${nexthop}

i have removed this from the /etc/postfix/master.cf which are at the bottom still same

> /etc/dovecot/dovecot.conf

protocols = imap pop3 lmtp sieve
log_timestamp = "%Y-%m-%d %H:%M:%S "
#mail_location = maildir:/home/vmail/%d/%n/Maildir
#mail_location = mdbox:/home/vmail/%d/%n/Mdbox

ssl_cert = <cert.pem
ssl_key = <key.pem

mail_plugins = zlib

mdbox_rotate_size = 2M

namespace {
    type = private
    separator = .
    prefix = INBOX.
    inbox = yes
}

service auth {
    unix_listener auth-master {
        mode = 0600
        user = vmail
    }

    unix_listener /var/spool/postfix/private/auth {
        mode = 0666
        user = postfix
        group = postfix
    }

user = root
}

service auth-worker {
    user = root
}

protocol lda {
    log_path = /home/vmail/dovecot-deliver.log
    auth_socket_path = /var/run/dovecot/auth-master
    postmaster_address = postmaster@doamin.com

    mail_plugins = zlib
}
protocol pop3 {
    pop3_uidl_format = %08Xu%08Xv
    mail_plugins = $mail_plugins zlib
}

protocol imap {
    mail_plugins = $mail_plugins zlib imap_zlib
}

passdb {
    driver = sql
    args = /etc/dovecot/dovecot-sql.conf.ext
}

userdb {
    driver = sql
    args = /etc/dovecot/dovecot-sql.conf.ext
}

plugin {

  zlib_save = gz
  zlib_save_level = 6

}

service stats {
    unix_listener stats-reader {
        user = vmail
        group = vmail
        mode = 0660
    }
    unix_listener stats-writer {
        user = vmail
        group = vmail
        mode = 0660
    }
}
local_name mail.srv418218.hstgr.cloud {
        ssl_cert = path to pem file
        ssl_key = path to pem file
}
service auth {
    unix_listener auth-client {
        group = postfix
        mode = 0660
        user = postfix
    }

    unix_listener auth-master {
        group = vmail
        mode = 0660
        user = vmail
    }

    user = root
}

service managesieve-login {
  inet_listener sieve {
    port = 4190
  }
}
service managesieve {
}
protocol sieve {
    managesieve_max_line_length = 65536
    managesieve_implementation_string = dovecot
    log_path = /var/log/dovecot-sieve-errors.log
    info_log_path = /var/log/dovecot-sieve.log
}
plugin {
    sieve = /home/vmail/dovecot.sieve
    sieve_global_path = /etc/dovecot/sieve/default.sieve
    sieve_dir = /home/vmail/sieve
    sieve_global_dir = /etc/dovecot/sieve/global/
}
lda_mailbox_autocreate = yes
lda_mailbox_autosubscribe = yes
protocol lda {
    mail_plugins = $mail_plugins autocreate sieve quota
    postmaster_address = postmaster@domain.com  
    hostname = mail.domain.com
    auth_socket_path = /var/run/dovecot/auth-master
    log_path = /var/log/dovecot-lda-errors.log
    info_log_path = /var/log/dovecot-lda.log
}
protocol lmtp {
    mail_plugins = $mail_plugins autocreate sieve quota
    log_path = /var/log/dovecot-lmtp-errors.log
    info_log_path = /var/log/dovecot-lmtp.log
}

@die2mrw007 Hello,
can you help me in this issue since im in a hurry

@asma can you please look into it and help me on this?