Problems sending emails test

Hi All

I’m having trouble sending emails. Below is the error I get when I try sending a test email.

Communication Error [334] – make sure the Envelope From Email is the same account used to create the Client ID.

OS: Linux ID15922.example.com 3.13.0-24-generic #47-Ubuntu SMP Fri May 2 23:30:00 UTC 2014 x86_64
PHP: Linux 5.5.9-1ubuntu4.17 C
PHP Dependencies: iconv=Yes, spl_autoload=Yes, openssl=Yes, sockets=Yes, allow_url_fopen=Yes, mcrypt=No, zlib_encode=Yes
WordPress: 4.6 it_IT UTF-8
WordPress Theme: Mega
WordPress Plugins: Gravity Forms, BAW Login/Logout menu, Comm100 Live Chat – Chat Plugin for WordPress, Cookie Law Info, Custom Sidebars, Disqus Comment System, Duplicate Post, Envato WordPress Toolkit, Google Doc Embedder, Gravity PDF, Gravity Forms Placeholder Add-On, Gravity Forms Styler, Gravity Forms Tooltips, Gravity Forms ActiveCampaign Add-On, Gravity Forms AWeber Add-On, Gravity Forms Campaign Monitor Add-On, Gravity Forms CleverReach Add-On, Gravity Forms Emma Add-On, Gravity Forms GetResponse Add-On, Gravity Forms iContact Add-On, Gravity Forms Logging Add-On, Gravity Forms MailChimp Add-On, GravityView, WPBakery Visual Composer, MailChimp for WordPress, Nav Menu Roles, Postman SMTP, Slider Revolution Backup Add-on, Slider Revolution WP Gallery Add-On, Slider Revolution Whiteboard Add-on, Slider Revolution, TinyMCE Advanced, Toolset Types, UberMenu Icons, UberMenu 3 – The Ultimate WordPress Mega Menu, WishList Member™
WordPress wp_mail Filter(s): wp_staticize_emoji_for_email
WordPress wp_mail_from Filter(s): WishListMember->MailFrom
WordPress wp_mail_from_name Filter(s): WishListMember->MailFromName
Postman: 1.7.2
Postman Sender Domain (Envelope|Message): successionetelematica.com | successionetelematica.com
Postman Prevent Message Sender Override (Email|Name): No | No
Postman Active Transport: SMTP (smtp:tls:oauth2://smtp.gmail.com:587)
Postman Active Transport Status (Ready|Connected): Yes | Yes
Postman Deliveries (Success|Fail): 16 | 45

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220 smtp.gmail.com ESMTP m5sm2557749wmd.1 – gsmtp
EHLO localhost
250-smtp.gmail.com at your service, [151.236.61.142]
250-SIZE 35882577
250-8BITMIME
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250 SMTPUTF8
STARTTLS
220 2.0.0 Ready to start TLS
EHLO localhost
250-smtp.gmail.com at your service, [151.236.61.142]
250-SIZE 35882577
250-8BITMIME
250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250 SMTPUTF8

————————————————————-

I’m sure I’ve used the email address used to create the Client ID

https://www.successionetelematica.com/screen-1.jpg

https://www.successionetelematica.com/screen-2.jpg

https://www.successionetelematica.com/screen-3.jpg

https://www.successionetelematica.com/screen-4.jpg

thanks