my mailserver not sending emails and always giving error in logs 2025-06-20T16:26:06.948821+05:30 mail postfix/smtpd[42254]: warning: database /etc/postfix/sender_access.db is older than source file /etc/postfix/sender_access 2025-06-20T16:26:06.955709+05:30 mail postfix/smtpd[42254]: connect from localhost[::1] 2025-06-20T16:26:06.973547+05:30 mail postfix/smtpd[42254]: warning: unknown smtpd restriction: "ACCEPT" 2025-06-20T16:26:06.973775+05:30 mail postfix/smtpd[42254]: NOQUEUE: reject: RCPT from localhost[::1]: 451 4.3.5 Server configuration error; from= irbaaz@mailserver.me to= irbaaz2@gmail.com proto=ESMTP helo=<[127.0.0.1]> 2025-06-20T16:26:06.974461+05:30 mail postfix/smtpd[42254]: lost connection after RSET from localhost[::1] 2025-06-20T16:26:06.983079+05:30 mail postfix/cleanup[42257]: EF9024245D: message-id= 20250620105606.EF9024245D@mail.mailserver.me 2025-06-20T16:26:06.984857+05:30 mail postfix/qmgr[42231]: EF9024245D: from= double-bounce@mail.mailserver.me , size=1155, nrcpt=1 (queue active) 2025-06-20T16:26:06.985498+05:30 mail postfix/smtpd[42254]: disconnect from localhost[::1] ehlo=1 auth=1 mail=1 rcpt=0/1 rset=1 commands=4/5 2025-06-20T16:26:06.996959+05:30 mail postfix/error[42258]: EF9024245D: to= postmaster@mail.mailserver.me , orig_to=<postmaster>, relay=none, delay=0.02, delays=0.01/0.01/0/0.01, dsn=5.1.1, status=bounced (User unknown in virtual alias table) 2025-06-20T16:26:06.997588+05:30 mail postfix/bounce[42259]: warning: EF9024245D: undeliverable postmaster notification discarded 2025-06-20T16:26:06.997711+05:30 mail postfix/qmgr[42231]: EF9024245D: removed I tried to google things a lot and tried to make changes but nothing is working for me

Hello, please check the configuration of postfix, are there any restrictions? aaP_irbaaz2

aaPanel_Kern smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination that's all it has

It is recommended that you paste the entire configuration Hide personal information aaP_irbaaz2

aaPanel_Kern See /usr/share/postfix/main.cf.dist for a commented, more complete version Debian specific: Specifying a file name will cause the first line of that file to be used as the name. The Debian default is /etc/mailname. #myorigin = /etc/mailname smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU) biff = no appending .domain is the MUA's job. append_dot_mydomain = no Uncomment the next line to generate "delayed mail" warnings #delay_warning_time = 4h readme_directory = no See http://www.postfix.org/COMPATIBILITY_README.html -- default to 3.6 on fresh installs. compatibility_level = 3.6 TLS parameters #smtpd_tls_cert_file=/etc/ssl/certs/ssl-cert-snakeoil.pem #smtpd_tls_key_file=/etc/ssl/private/ssl-cert-snakeoil.key smtpd_tls_security_level = may smtp_tls_note_starttls_offer = yes smtp_tls_CApath=/etc/ssl/certs smtp_tls_security_level = may smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination myhostname = mailserver.me alias_maps = hash:/etc/aliases alias_database = hash:/etc/aliases mydomain = mail.mailserver.me myorigin = mail.mailserver.me mydestination = relayhost = mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 mailbox_command = procmail -a "$EXTENSION" mailbox_size_limit = 0 recipient_delimiter = + inet_interfaces = all inet_protocols = all virtual_mailbox_domains = sqlite:/etc/postfix/sqlite_virtual_domains_maps.cf virtual_alias_maps = sqlite:/etc/postfix/sqlite_virtual_alias_maps.cf, sqlite:/etc/postfix/sqlite_virtual_alias_domain_maps.cf, sqlite:/etc/postfix/sqlite_virtual_alias_domain_catchall_maps.cf virtual_mailbox_maps = sqlite:/etc/postfix/sqlite_virtual_mailbox_maps.cf, sqlite:/etc/postfix/sqlite_virtual_alias_domain_mailbox_maps.cf smtpd_sasl_type = dovecot smtpd_sasl_path = private/auth smtpd_sasl_auth_enable = yes #smtpd_recipient_restrictions = permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination smtpd_use_tls = yes virtual_transport = lmtp:unix:private/dovecot-lmtp virtual_alias_domains = localhost, localhost.mailserver.me, mail.mailserver.me smtpd_milters = inet:127.0.0.1:11332 non_smtpd_milters = inet:127.0.0.1:11332 milter_mail_macros = i {mail_addr} {client_addr} {client_name} {auth_authen} milter_protocol = 6 milter_default_action = accept message_size_limit = 102400000 smtpd_sender_restrictions = check_sender_access hash:/etc/postfix/sender_access smtpd_tls_chain_files = /www/server/panel/plugin/mail_sys/cert/mailserver.me/privkey.pem,/www/server/panel/plugin/mail_sys/cert/mailserver.me/fullchain.pem tls_server_sni_maps = hash:/etc/postfix/vmail_ssl.map lmtp_host_lookup = native smtp_host_lookup = native bounce_queue_lifetime = 1h maximal_queue_lifetime = 1h queue_directory = /var/spool/postfix

smtpd_sender_restrictions = check_sender_access hash:/etc/postfix/sender_access Annotate it with a # and update the mail server to the latest version aaP_irbaaz2

aaPanel_Kern same error warning: #:/etc/postfix/sender_access is unavailable. unsupported dictionary type: #

aaPanel_Kern mail server updated to latest version as well. 7.3.6

Hi, can you give us your aapanel information? The server makes a snapshot backup first, if possible, please send it to kern@aapanel.com . It is recommended to fill in the following Post link: SSH IP address, account password and port: aapanel login link address and account password: Detailed problem description: No post link will not be able to know which user's information is, and the problem will not be processed aaP_irbaaz2

Comment this line and restart postfix dovecot smtpd_sender_restrictions = check_sender_access hash:/etc/postfix/sender_access,permit, permit_mynetworks

Mailserver not sending emails

aaP_irbaaz2

aaPanel_Kern sent

aaP_irbaaz2

aaPanel_Kern

Still getting SSL error on trying with SMTP tester platforms

aaPanel_Kern

Hello,
We recommend that you provide test information

aaP_irbaaz2

aaPanel_Kern I have

reverted you on email.

Here are few details from it as well
I am using this tool for testing
http://smtper.net

Mail host : mail.maildomain.me
username I am using : user@maildomain.me
Port : 465
Password : *****
Use secured connection : yes
Use Authentication : Yes

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