Title: Cannot send via gmail
Last modified: August 30, 2016

---

# Cannot send via gmail

 *  [roscoeh](https://wordpress.org/support/users/roscoeh/)
 * (@roscoeh)
 * [10 years, 9 months ago](https://wordpress.org/support/topic/cannot-send-via-gmail/)
 * Any help would be appreciated.
 * The result was:
    bool(false) The full debugging output is shown below: object(
   PHPMailer)#152 (69) { [“Version”]=> string(5) “5.2.7” [“Priority”]=> int(3) [“
   CharSet”]=> string(5) “UTF-8” [“ContentType”]=> string(10) “text/plain” [“Encoding”]
   => string(4) “8bit” [“ErrorInfo”]=> string(35) “SMTP Error: Could not authenticate.”[“
   From”]=> string(20) “xxxXX” [“FromName”]=> string(18) “Intelligent Office” [“
   Sender”]=> string(0) “” [“ReturnPath”]=> string(0) “” [“Subject”]=> string(51)“
   WP Mail SMTP: Test mail to rossXXXXXXXXX” [“Body”]=> string(68) “This is a test
   email generated by the WP Mail SMTP WordPress plugin.” [“AltBody”]=> string(0)“”[“
   Ical”]=> string(0) “” [“MIMEBody”:protected]=> string(69) “This is a test email
   generated by the WP Mail SMTP WordPress plugin. “ [“MIMEHeader”:protected]=> 
   string(453) “Date: Fri, 28 Aug 2015 12:30:33 +0000 Return-Path: To: ross.xxxx
   From: Intelligent Office Subject: WP Mail SMTP: Test mail to rossXXXXXXXX Message-
   ID: X-Priority: 3 X-Mailer: PHPMailer 5.2.7 ([https://github.com/PHPMailer/PHPMailer/](https://github.com/PHPMailer/PHPMailer/))
   MIME-Version: 1.0 Content-Type: text/plain; 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(
   0) “” [“Host”]=> string(14) “smtp.gmail.com” [“Port”]=> string(3) “465” [“Helo”]
   => string(0) “” [“SMTPSecure”]=> string(3) “ssl” [“SMTPAuth”]=> bool(true) [“
   Username”]=> string(20) “xxxxxxx” [“Password”]=> string(12) “StickyTape27” [“
   AuthType”]=> string(0) “” [“Realm”]=> string(0) “” [“Workstation”]=> string(0)“”[“
   Timeout”]=> int(10) [“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)#108 (12) { [“Version”]=> string(5) “5.2.7” [“
   SMTP_PORT”]=> int(25) [“CRLF”]=> string(2) “ “ [“do_debug”]=> bool(true) [“Debugoutput”]
   => string(4) “echo” [“do_verp”]=> bool(false) [“Timeout”]=> int(10) [“Timelimit”]
   => int(30) [“smtp_conn”:protected]=> int(0) [“error”:protected]=> NULL [“helo_rply”:
   protected]=> NULL [“last_reply”:protected]=> string(55) “221 2.0.0 closing connection
   fs7sm243265wib.8 – gsmtp “ } [“to”:protected]=> array(1) { [0]=> array(2) { [
   0]=> string(24) “rossxxxx” [1]=> string(0) “” } } [“cc”:protected]=> array(0){}[“
   bcc”:protected]=> array(0) { } [“ReplyTo”:protected]=> array(0) { } [“all_recipients”:
   protected]=> array(1) { [“rossxxxxxxxx”]=> bool(true) } [“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) “b1_d712b2365c2242478351607ca3b87341” [2]=> string(
   35) “b2_d712b2365c2242478351607ca3b87341” [3]=> string(35) “b3_d712b2365c2242478351607ca3b87341”}[“
   language”:protected]=> array(18) { [“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(15) “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: “ } [“error_count”:protected]=> int(2) [“sign_cert_file”:
   protected]=> string(0) “” [“sign_key_file”:protected]=> string(0) “” [“sign_key_pass”:
   protected]=> string(0) “” [“exceptions”:protected]=> bool(true) } The SMTP debugging
   output is shown below: SMTP -> get_lines(): $data was “”SMTP -> get_lines(): 
   $str is “220 smtp.gmail.com ESMTP fs7sm243265wib.8 – gsmtp “SMTP -> get_lines():
   $data is “220 smtp.gmail.com ESMTP fs7sm243265wib.8 – gsmtp “SMTP -> FROM SERVER:
   220 smtp.gmail.com ESMTP fs7sm243265wib.8 – gsmtp CLIENT -> SMTP: EHLO ioxxxxxxxx
   SMTP -> get_lines(): $data was “”SMTP -> get_lines(): $str is “250-smtp.gmail.
   com at your service, [2a02:af8:1:1300::3989] “SMTP -> get_lines(): $data is “
   250-smtp.gmail.com at your service, [2a02:af8:1:1300::3989] “SMTP -> get_lines():
   $data was “250-smtp.gmail.com at your service, [2a02:af8:1:1300::3989] “SMTP -
   > get_lines(): $str is “250-SIZE 35882577 “SMTP -> get_lines(): $data is “250-
   smtp.gmail.com at your service, [2a02:af8:1:1300::3989] 250-SIZE 35882577 “SMTP-
   > get_lines(): $data was “250-smtp.gmail.com at your service, [2a02:af8:1:1300::
   3989] 250-SIZE 35882577 “SMTP -> get_lines(): $str is “250-8BITMIME “SMTP -> 
   get_lines(): $data is “250-smtp.gmail.com at your service, [2a02:af8:1:1300::
   3989] 250-SIZE 35882577 250-8BITMIME “SMTP -> get_lines(): $data was “250-smtp.
   gmail.com at your service, [2a02:af8:1:1300::3989] 250-SIZE 35882577 250-8BITMIME“
   SMTP -> get_lines(): $str is “250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN 
   XOAUTH “SMTP -> get_lines(): $data is “250-smtp.gmail.com at your service, [2a02:
   af8:1:1300::3989] 250-SIZE 35882577 250-8BITMIME 250-AUTH LOGIN PLAIN XOAUTH2
   PLAIN-CLIENTTOKEN XOAUTH “SMTP -> get_lines(): $data was “250-smtp.gmail.com 
   at your service, [2a02:af8:1:1300::3989] 250-SIZE 35882577 250-8BITMIME 250-AUTH
   LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN XOAUTH “SMTP -> get_lines(): $str is “250-
   ENHANCEDSTATUSCODES “SMTP -> get_lines(): $data is “250-smtp.gmail.com at your
   service, [2a02:af8:1:1300::3989] 250-SIZE 35882577 250-8BITMIME 250-AUTH LOGIN
   PLAIN XOAUTH2 PLAIN-CLIENTTOKEN XOAUTH 250-ENHANCEDSTATUSCODES “SMTP -> get_lines():
   $data was “250-smtp.gmail.com at your service, [2a02:af8:1:1300::3989] 250-SIZE
   35882577 250-8BITMIME 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN XOAUTH 250-
   ENHANCEDSTATUSCODES “SMTP -> get_lines(): $str is “250-PIPELINING “SMTP -> get_lines():
   $data is “250-smtp.gmail.com at your service, [2a02:af8:1:1300::3989] 250-SIZE
   35882577 250-8BITMIME 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN XOAUTH 250-
   ENHANCEDSTATUSCODES 250-PIPELINING “SMTP -> get_lines(): $data was “250-smtp.
   gmail.com at your service, [2a02:af8:1:1300::3989] 250-SIZE 35882577 250-8BITMIME
   250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN XOAUTH 250-ENHANCEDSTATUSCODES
   250-PIPELINING “SMTP -> get_lines(): $str is “250-CHUNKING “SMTP -> get_lines():
   $data is “250-smtp.gmail.com at your service, [2a02:af8:1:1300::3989] 250-SIZE
   35882577 250-8BITMIME 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN XOAUTH 250-
   ENHANCEDSTATUSCODES 250-PIPELINING 250-CHUNKING “SMTP -> get_lines(): $data was“
   250-smtp.gmail.com at your service, [2a02:af8:1:1300::3989] 250-SIZE 35882577
   250-8BITMIME 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN XOAUTH 250-ENHANCEDSTATUSCODES
   250-PIPELINING 250-CHUNKING “SMTP -> get_lines(): $str is “250 SMTPUTF8 “SMTP-
   > get_lines(): $data is “250-smtp.gmail.com at your service, [2a02:af8:1:1300::
   3989] 250-SIZE 35882577 250-8BITMIME 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN
   XOAUTH 250-ENHANCEDSTATUSCODES 250-PIPELINING 250-CHUNKING 250 SMTPUTF8 “SMTP-
   > FROM SERVER:250-smtp.gmail.com at your service, [2a02:af8:1:1300::3989] 250-
   SIZE 35882577 250-8BITMIME 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN XOAUTH
   250-ENHANCEDSTATUSCODES 250-PIPELINING 250-CHUNKING 250 SMTPUTF8 CLIENT -> SMTP:
   AUTH LOGIN SMTP -> get_lines(): $data was “”SMTP -> get_lines(): $str is “334
   VXNlcm5hbWU6 “SMTP -> get_lines(): $data is “334 VXNlcm5hbWU6 “SMTP -> FROM SERVER:
   334 VXNlcm5hbWU6 CLIENT -> SMTP: aW93ZWJlbWFpbEBnbWFpbC5jb20= SMTP -> get_lines():
   $data was “”SMTP -> get_lines(): $str is “334 UGFzc3dvcmQ6 “SMTP -> get_lines():
   $data is “334 UGFzc3dvcmQ6 “SMTP -> FROM SERVER:334 UGFzc3dvcmQ6 CLIENT -> SMTP:
   U3RpY2t5VGFwZTI3 SMTP -> get_lines(): $data was “”SMTP -> get_lines(): $str is“
   534-5.7.14 get_lines(): $data is “534-5.7.14 get_lines(): $data was “534-5.7.14
   get_lines(): $str is “534-5.7.14 7tPZKG0Sg9Y-8FtKr1zCJszbzl9ZlBef4hGc2UOL1mnbonAYDVNy_w4YbUambxyERTaWgz“
   SMTP -> get_lines(): $data is “534-5.7.14 get_lines(): $data was “534-5.7.14 
   get_lines(): $str is “534-5.7.14 W-M6smm_oqbAAyfNmZSbZvEeFe2FPBHM48WS7eEi6EA3rm7Ghh6xi3vUp5kLtbtKwDFQsj“
   SMTP -> get_lines(): $data is “534-5.7.14 get_lines(): $data was “534-5.7.14 
   get_lines(): $str is “534-5.7.14 JzEK6RzFms1FlgL8NAYZC9IowSq3Gcv5UzjRHq94Kftogo1OOimZ2W7Zmx-
   tnZnOOFUhPv “SMTP -> get_lines(): $data is “534-5.7.14 get_lines(): $data was“
   534-5.7.14 get_lines(): $str is “534-5.7.14 ewa0II2T7qvHB2VZGMkZNSXFQp-8> Please
   log in via your web browser and “SMTP -> get_lines(): $data is “534-5.7.14 Please
   log in via your web browser and “SMTP -> get_lines(): $data was “534-5.7.14 Please
   log in via your web browser and “SMTP -> get_lines(): $str is “534-5.7.14 then
   try again. “SMTP -> get_lines(): $data is “534-5.7.14 Please log in via your 
   web browser and 534-5.7.14 then try again. “SMTP -> get_lines(): $data was “534-
   5.7.14 Please log in via your web browser and 534-5.7.14 then try again. “SMTP-
   > get_lines(): $str is “534-5.7.14 Learn more at “SMTP -> get_lines(): $data 
   is “534-5.7.14 Please log in via your web browser and 534-5.7.14 then try again.
   534-5.7.14 Learn more at “SMTP -> get_lines(): $data was “534-5.7.14 Please log
   in via your web browser and 534-5.7.14 then try again. 534-5.7.14 Learn more 
   at “SMTP -> get_lines(): $str is “534 5.7.14 [https://support.google.com/mail/answer/78754](https://support.google.com/mail/answer/78754)
   fs7sm243265wib.8 – gsmtp “SMTP -> get_lines(): $data is “534-5.7.14 Please log
   in via your web browser and 534-5.7.14 then try again. 534-5.7.14 Learn more 
   at 534 5.7.14 [https://support.google.com/mail/answer/78754](https://support.google.com/mail/answer/78754)
   fs7sm243265wib.8 – gsmtp “SMTP -> FROM SERVER:534-5.7.14 Please log in via your
   web browser and 534-5.7.14 then try again. 534-5.7.14 Learn more at 534 5.7.14
   [https://support.google.com/mail/answer/78754](https://support.google.com/mail/answer/78754)
   fs7sm243265wib.8 – gsmtp SMTP -> ERROR: Password command failed: 534-5.7.14 Please
   log in via your web browser and 534-5.7.14 then try again. 534-5.7.14 Learn more
   at 534 5.7.14 [https://support.google.com/mail/answer/78754](https://support.google.com/mail/answer/78754)
   fs7sm243265wib.8 – gsmtp CLIENT -> SMTP: QUIT SMTP -> get_lines(): $data was “”
   SMTP -> get_lines(): $str is “221 2.0.0 closing connection fs7sm243265wib.8 –
   gsmtp “SMTP -> get_lines(): $data is “221 2.0.0 closing connection fs7sm243265wib.
   8 – gsmtp “SMTP -> FROM SERVER:221 2.0.0 closing connection fs7sm243265wib.8 –
   gsmtp
 * [https://wordpress.org/plugins/wp-smtp/](https://wordpress.org/plugins/wp-smtp/)

Viewing 1 replies (of 1 total)

 *  [Jason Hendriks](https://wordpress.org/support/users/jasonhendriks/)
 * (@jasonhendriks)
 * [10 years, 8 months ago](https://wordpress.org/support/topic/cannot-send-via-gmail/#post-6487032)
 * Google gave you instructions:
 * > Please log in via your web browser and then try again. Learn more at [https://support.google.com/mail/answer/78754](https://support.google.com/mail/answer/78754)
 * Either you input your password or you need to switch from passwords to OAuth 
   2.0.

Viewing 1 replies (of 1 total)

The topic ‘Cannot send via gmail’ is closed to new replies.

 * ![](https://ps.w.org/wp-smtp/assets/icon.svg?rev=3529344)
 * [Solid Mail – SMTP email and logging made by SolidWP](https://wordpress.org/plugins/wp-smtp/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/wp-smtp/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/wp-smtp/)
 * [Active Topics](https://wordpress.org/support/plugin/wp-smtp/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/wp-smtp/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/wp-smtp/reviews/)

 * 1 reply
 * 2 participants
 * Last reply from: [Jason Hendriks](https://wordpress.org/support/users/jasonhendriks/)
 * Last activity: [10 years, 8 months ago](https://wordpress.org/support/topic/cannot-send-via-gmail/#post-6487032)
 * Status: not resolved