Title: Fail after update Last modified: November 6, 2017 --- # Fail after update * Resolved [mstone7](https://wordpress.org/support/users/mstone7/) * (@mstone7) * [8 years, 7 months ago](https://wordpress.org/support/topic/fail-after-update-2/) * The WP Mail SMTP has worked faultlessly for me for ages – until the update I installed yesterday!!. My Woo emails are not firing and I get this error on test: * I have replaced my password with ********* – I’m not sure why it has to be in the clear anyway! Test Message Sent * The result was: * bool(false) The full debugging output is shown below: * PHPMailer Object ( [Version] => 5.2.22 [Priority] => [CharSet] => UTF-8 [ContentType] => text/plain [Encoding] => 7bit [ErrorInfo] => SMTP Error: The following recipients failed: [mstone988@gmail.com](https://wordpress.org/support/topic/fail-after-update-2/mstone988@gmail.com?output_format=md): Error: too many recipients from 91.208.99.2 * [From] => [admin@paintedbyyou.co.uk](https://wordpress.org/support/topic/fail-after-update-2/admin@paintedbyyou.co.uk?output_format=md) [ FromName] => Painted by You [Sender] => [admin@paintedbyyou.co.uk](https://wordpress.org/support/topic/fail-after-update-2/admin@paintedbyyou.co.uk?output_format=md)[ ReturnPath] => [Subject] => WP Mail SMTP: Test mail to [mstone988@gmail.com](https://wordpress.org/support/topic/fail-after-update-2/mstone988@gmail.com?output_format=md)[ Body] => This is a test email generated by the WP Mail SMTP WordPress plugin.[ AltBody] => [Ical] => [MIMEBody:protected] => This is a test email generated by the WP Mail SMTP WordPress plugin. * [MIMEHeader:protected] => Date: Mon, 6 Nov 2017 10:43:14 +0000 To: [mstone988@gmail.com](https://wordpress.org/support/topic/fail-after-update-2/mstone988@gmail.com?output_format=md) From: Painted by You Subject: WP Mail SMTP: Test mail to [mstone988@gmail.com](https://wordpress.org/support/topic/fail-after-update-2/mstone988@gmail.com?output_format=md) Message-ID: <01e4b575c3fa08fef229091d7fc65456@www.paintedbyyou.co.uk> X-Mailer: PHPMailer 5.2.22 ([https://github.com/PHPMailer/PHPMailer](https://github.com/PHPMailer/PHPMailer)) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 * [mailHeader:protected] => [WordWrap] => 0 [Mailer] => smtp [Sendmail] => /usr/ sbin/sendmail [UseSendmailOptions] => 1 [PluginDir] => [ConfirmReadingTo] => [ Hostname] => [MessageID] => [MessageDate] => Mon, 6 Nov 2017 10:43:14 +0000 [ Host] => mail3.gridhost.co.uk [Port] => 465 [Helo] => [SMTPSecure] => ssl [SMTPAutoTLS] => 1 [SMTPAuth] => 1 [SMTPOptions] => Array ( ) * [Username] => [admin@paintedbyyou.co.uk](https://wordpress.org/support/topic/fail-after-update-2/admin@paintedbyyou.co.uk?output_format=md) [ Password] => ********** [AuthType] => [Realm] => [Workstation] => [Timeout] = > 300 [SMTPDebug] => 0 [Debugoutput] => echo [SMTPKeepAlive] => [SingleTo] =>[ SingleToArray] => Array ( ) * [do_verp] => [AllowEmpty] => [LE] => * [DKIM_selector] => [DKIM_identity] => [DKIM_passphrase] => [DKIM_domain] =>[ DKIM_private] => [DKIM_private_string] => [action_function] => [XMailer] => [ smtp:protected] => SMTP Object ( [Version] => 5.2.22 [SMTP_PORT] => 25 [CRLF] => * [do_debug] => 0 [Debugoutput] => echo [do_verp] => [Timeout] => 300 [Timelimit] => 300 [smtp_transaction_id_patterns:protected] => Array ( [exim] => /[0-9]{3} OK id=(.*)/ [sendmail] => /[0-9]{3} 2.0.0 (.*) Message/ [postfix] => /[0-9]{3} 2.0.0 Ok: queued as (.*)/ ) * [smtp_conn:protected] => [error:protected] => Array ( [error] => [detail] = > [smtp_code] => [smtp_code_ex] => ) * [helo_rply:protected] => [server_caps:protected] => [last_reply:protected] => 221 2.0.0 Bye * ) * [to:protected] => Array ( [0] => Array ( [0] => [mstone988@gmail.com](https://wordpress.org/support/topic/fail-after-update-2/mstone988@gmail.com?output_format=md)[ 1] => ) * ) * [cc:protected] => Array ( ) * [bcc:protected] => Array ( ) * [ReplyTo:protected] => Array ( ) * [all_recipients:protected] => Array ( [mstone988@gmail.com] => 1 ) * [RecipientsQueue:protected] => Array ( ) * [ReplyToQueue:protected] => Array ( ) * [attachment:protected] => Array ( ) * [CustomHeader:protected] => Array ( ) * [lastMessageID:protected] => <01e4b575c3fa08fef229091d7fc65456@www.paintedbyyou. co.uk> [message_type:protected] => plain [boundary:protected] => Array ( [1] => b1_01e4b575c3fa08fef229091d7fc65456 [2] => b2_01e4b575c3fa08fef229091d7fc65456[ 3] => b3_01e4b575c3fa08fef229091d7fc65456 ) * [language:protected] => Array ( [authenticate] => SMTP Error: Could not authenticate.[ connect_host] => SMTP Error: Could not connect to SMTP host. [data_not_accepted] => SMTP Error: data not accepted. [empty_message] => Message body empty [encoding] => Unknown encoding: [execute] => Could not execute: [file_access] => Could not access file: [file_open] => File Error: Could not open file: [from_failed] => The following From address failed: [instantiate] => Could not instantiate mail function. [invalid_address] => Invalid address: [mailer_not_supported] => mailer is not supported. [provide_address] => You must provide at least one recipient email address. [recipients_failed] => SMTP Error: The following recipients failed:[ signing] => Signing Error: [smtp_connect_failed] => SMTP connect() failed. [smtp_error] => SMTP server error: [variable_set] => Cannot set or reset variable: [extension_missing] => Extension missing: ) * [error_count:protected] => 2 [sign_cert_file:protected] => [sign_key_file:protected] => [sign_extracerts_file:protected] => [sign_key_pass:protected] => [exceptions: protected] => 1 [uniqueid:protected] => 01e4b575c3fa08fef229091d7fc65456 ) The SMTP debugging output is shown below: * Dismiss this notice. From Email [admin@paintedbyyou.co.uk](https://wordpress.org/support/topic/fail-after-update-2/admin@paintedbyyou.co.uk?output_format=md) You can specify the email address that emails should be sent from. If you leave this blank, the default email will be used. From Name Painted by You You can specify the name that emails should be sent from. If you leave this blank, the emails will be sent from WordPress. Mailer Mailer Send all WordPress emails via SMTP. Use the PHP mail() function to send emails. Return Path Return Path Set the return-path to match the From Email Return Path indicates where non-delivery receipts – or bounce messages – are to be sent. Save Changes SMTP Options * These options only apply if you have chosen to send mail by SMTP above. * SMTP Host mail3.gridhost.co.uk SMTP Port 465 Encryption Encryption No encryption. Use SSL encryption. Use TLS encryption. TLS is not the same as STARTTLS. For most servers SSL is the recommended option. Authentication Authentication No: Do not use SMTP authentication. Yes: Use SMTP authentication. If this is set to ‘no’, the values below are ignored. Username [admin@paintedbyyou.co.uk](https://wordpress.org/support/topic/fail-after-update-2/admin@paintedbyyou.co.uk?output_format=md) Password *********** This is in plain text because it must not be stored encrypted. Save Changes Send a Test Email * To Type an email address here and then click Send Test to generate a test email. Send Test Viewing 1 replies (of 1 total) * Plugin Author [Slava Abakumov](https://wordpress.org/support/users/slaffik/) * (@slaffik) * [8 years, 6 months ago](https://wordpress.org/support/topic/fail-after-update-2/#post-9704970) * The error is: * > SMTP Error: The following recipients failed: [mstone988@gmail.com](https://wordpress.org/support/topic/fail-after-update-2/mstone988@gmail.com?output_format=md): > Error: too many recipients from 91.208.99.2 * So it seems you are just rate limited and a threshold rule was fired. It’s not related to the plugin update (just a coincidence). Perhaps, you have generated too many emails at the same time sent to the same email. * You should contact your email provider to investigate the issue and perhaps level up those limits. Viewing 1 replies (of 1 total) The topic ‘Fail after update’ is closed to new replies. * ![](https://ps.w.org/wp-mail-smtp/assets/icon-256x256.png?rev=1755440) * [WP Mail SMTP by WPForms - The Most Popular SMTP and Email Log Plugin](https://wordpress.org/plugins/wp-mail-smtp/) * [Frequently Asked Questions](https://wordpress.org/plugins/wp-mail-smtp/#faq) * [Support Threads](https://wordpress.org/support/plugin/wp-mail-smtp/) * [Active Topics](https://wordpress.org/support/plugin/wp-mail-smtp/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/wp-mail-smtp/unresolved/) * [Reviews](https://wordpress.org/support/plugin/wp-mail-smtp/reviews/) ## Tags * [email not working](https://wordpress.org/support/topic-tag/email-not-working/) * [fail](https://wordpress.org/support/topic-tag/fail/) * 1 reply * 2 participants * Last reply from: [Slava Abakumov](https://wordpress.org/support/users/slaffik/) * Last activity: [8 years, 6 months ago](https://wordpress.org/support/topic/fail-after-update-2/#post-9704970) * Status: resolved