Cant send using Office365

Try to configire O365:

ERROR PostmanWpMail: Exception code=535 message=5.7.3 Authentication unsuccessful [SY6PR01CA0081.ausprd01.prod.outlook.com]

Try to install Office 365 for Post SMTP Extension:

Dashboard breaks:

[11-Apr-2021 23:56:55 UTC] PHP Fatal error:  Uncaught Error: Class name must be a valid object or a string in /wp-content/plugins/post-smtp/Postman/Extensions/License/PostmanLicenseManager.php:64
Stack trace:
#0 /wp-content/plugins/post-smtp/Postman/Postman.php(272): PostmanLicenseManager->init()
#1 /wp-content/plugins/post-smtp/Postman/Postman.php(206): Postman->setup_admin()
#2 /wp-includes/class-wp-hook.php(292): Postman->on_plugins_loaded('')
#3 /wp-includes/class-wp-hook.php(316): WP_Hook->apply_filters(NULL, Array)
#4 /wp-includes/plugin.php(484): WP_Hook->do_action(Array)
#5 /wp-settings.php(423): do_action('plugins_loaded')
#6 /wp-config.php(113): require_once('/wp-content/...')
#7 /wp-load.php(37): require_once('/wp-content/...')
#8 /wp-admin/admin-ajax.php(22): require_once('/wp-content/ in /wp-content/plugins/post-smtp/Postman/Extensions/License/PostmanLicenseManager.php on line 64

• This topic was modified 5 years, 1 month ago by SJW.