Support » Plugin: WP Mailgun SMTP » Test Email Failure

  • jean75

    (@edgeboardshop)


    Hi, this was working before but now we get this error message:
    Test Message Sent

    The result was:

    bool(false)

    The full debugging output is shown below:

    object(PHPMailer)#3552 (75) {
    [“Version”]=>
    string(6) “5.2.14”
    [“Priority”]=>
    NULL
    [“CharSet”]=>
    string(5) “UTF-8”
    [“ContentType”]=>
    string(9) “text/html”
    [“Encoding”]=>
    string(4) “8bit”
    [“ErrorInfo”]=>
    string(82) “SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting
    [“From”]=>
    string(30)
    [“FromName”]=>
    string(14)
    [“Sender”]=>
    string(30)
    [“ReturnPath”]=>
    string(0) “”
    [“Subject”]=>
    string(16) “Test for Mailgun”
    [“Body”]=>
    string(71) “This is a test email generated by the WP Mailgun SMTP WordPress plugin.”
    [“AltBody”]=>
    string(0) “”
    [“Ical”]=>
    string(0) “”
    [“MIMEBody”:protected]=>
    string(72) “This is a test email generated by the WP Mailgun SMTP WordPress plugin.

    [“MIMEHeader”:protected]=>
    string(366) “Date: Tue, 8 Nov 2016 20:34:37 +0000
    To:
    From:
    Subject: Test for Mailgun
    Message-ID:
    X-Mailer: PHPMailer 5.2.14 (https://github.com/PHPMailer/PHPMailer)
    MIME-Version: 1.0
    Content-Type: text/html; charset=UTF-8
    Content-Transfer-Encoding: 8bit


    [“mailHeader”:protected]=>
    string(0) “”
    [“WordWrap”]=>
    int(0)
    [“Mailer”]=>
    string(4) “smtp”
    [“Sendmail”]=>
    string(18) “/usr/sbin/sendmail”
    [“UseSendmailOptions”]=>
    bool(true)
    [“PluginDir”]=>
    string(0) “”
    [“ConfirmReadingTo”]=>
    string(0) “”
    [“Hostname”]=>
    string(0) “”
    [“MessageID”]=>
    string(0) “”
    [“MessageDate”]=>
    string(30) “Tue, 8 Nov 2016 20:34:37 +0000”
    [“Host”]=>
    string(16) “smtp.mailgun.org”
    [“Port”]=>
    string(3) “587”
    [“Helo”]=>
    string(0) “”
    [“SMTPSecure”]=>
    string(3) “tls”
    [“SMTPAutoTLS”]=>
    bool(true)
    [“SMTPAuth”]=>
    bool(true)
    [“SMTPOptions”]=>
    array(0) {
    }
    [“Username”]=>
    string(31)
    [“Password”]=>
    string(32)
    [“AuthType”]=>
    string(0) “”
    [“Realm”]=>
    string(0) “”
    [“Workstation”]=>
    string(0) “”
    [“Timeout”]=>
    int(300)
    [“SMTPDebug”]=>
    bool(true)
    [“Debugoutput”]=>
    string(4) “echo”
    [“SMTPKeepAlive”]=>
    bool(false)
    [“SingleTo”]=>
    bool(false)
    [“SingleToArray”]=>
    array(0) {
    }
    [“do_verp”]=>
    bool(false)
    [“AllowEmpty”]=>
    bool(false)
    [“LE”]=>
    string(1) ”

    [“DKIM_selector”]=>
    string(0) “”
    [“DKIM_identity”]=>
    string(0) “”
    [“DKIM_passphrase”]=>
    string(0) “”
    [“DKIM_domain”]=>
    string(0) “”
    [“DKIM_private”]=>
    string(0) “”
    [“action_function”]=>
    string(0) “”
    [“XMailer”]=>
    string(0) “”
    [“smtp”:protected]=>
    object(SMTP)#3551 (13) {
    [“Version”]=>
    string(6) “5.2.14”
    [“SMTP_PORT”]=>
    int(25)
    [“CRLF”]=>
    string(2) ”

    [“do_debug”]=>
    bool(true)
    [“Debugoutput”]=>
    string(4) “echo”
    [“do_verp”]=>
    bool(false)
    [“Timeout”]=>
    int(300)
    [“Timelimit”]=>
    int(300)
    [“smtp_conn”:protected]=>
    bool(false)
    [“error”:protected]=>
    array(4) {
    [“error”]=>
    string(0) “”
    [“detail”]=>
    string(0) “”
    [“smtp_code”]=>
    string(0) “”
    [“smtp_code_ex”]=>
    string(0) “”
    }
    [“helo_rply”:protected]=>
    NULL
    [“server_caps”:protected]=>
    NULL
    [“last_reply”:protected]=>
    string(0) “”
    }
    [“to”:protected]=>
    array(1) {
    [0]=>
    array(2) {
    [0]=>
    string(18)
    [1]=>
    string(0) “”
    }
    }
    [“cc”:protected]=>
    array(0) {
    }
    [“bcc”:protected]=>
    array(0) {
    }
    [“ReplyTo”:protected]=>
    array(0) {
    }
    [“all_recipients”:protected]=>
    array(1) {

    bool(true)
    }
    [“RecipientsQueue”:protected]=>
    array(0) {
    }
    [“ReplyToQueue”:protected]=>
    array(0) {
    }
    [“attachment”:protected]=>
    array(0) {
    }
    [“CustomHeader”:protected]=>
    array(0) {
    }
    [“lastMessageID”:protected]=>
    string(55)
    [“message_type”:protected]=>
    string(5) “plain”
    [“boundary”:protected]=>
    array(3) {
    [1]=>
    string(35)
    [2]=>
    string(35)
    [3]=>
    string(35)
    }
    [“language”:protected]=>
    array(19) {
    [“authenticate”]=>
    string(35) “SMTP Error: Could not authenticate.”
    [“connect_host”]=>
    string(43) “SMTP Error: Could not connect to SMTP host.”
    [“data_not_accepted”]=>
    string(30) “SMTP Error: data not accepted.”
    [“empty_message”]=>
    string(18) “Message body empty”
    [“encoding”]=>
    string(18) “Unknown encoding: ”
    [“execute”]=>
    string(19) “Could not execute: ”
    [“file_access”]=>
    string(23) “Could not access file: ”
    [“file_open”]=>
    string(33) “File Error: Could not open file: ”
    [“from_failed”]=>
    string(35) “The following From address failed: ”
    [“instantiate”]=>
    string(36) “Could not instantiate mail function.”
    [“invalid_address”]=>
    string(17) “Invalid address: ”
    [“mailer_not_supported”]=>
    string(25) ” mailer is not supported.”
    [“provide_address”]=>
    string(54) “You must provide at least one recipient email address.”
    [“recipients_failed”]=>
    string(45) “SMTP Error: The following recipients failed: ”
    [“signing”]=>
    string(15) “Signing Error: ”
    [“smtp_connect_failed”]=>
    string(22) “SMTP connect() failed.”
    [“smtp_error”]=>
    string(19) “SMTP server error: ”
    [“variable_set”]=>
    string(30) “Cannot set or reset variable: ”
    [“extension_missing”]=>
    string(19) “Extension missing: ”
    }
    [“error_count”:protected]=>
    int(2)
    [“sign_cert_file”:protected]=>
    string(0) “”
    [“sign_key_file”:protected]=>
    string(0) “”
    [“sign_extracerts_file”:protected]=>
    string(0) “”
    [“sign_key_pass”:protected]=>
    string(0) “”
    [“exceptions”:protected]=>
    bool(true)
    [“uniqueid”:protected]=>
    string(32)
    }

    The SMTP debugging output is shown below:

    2016-11-08 20:34:37 Connection: opening to smtp.mailgun.org:587, timeout=300, options=array (
    )
    2016-11-08 20:34:39 SMTP ERROR: Failed to connect to server: Connection refused (111)
    2016-11-08 20:34:39 SMTP connect() failed. https://github.com/PHPMailer/PHPMailer/wiki/Troubleshooting

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