Fatal error: Uncaught Error: Class "PostmanTransportRegistry" not found in /home/site/wwwroot/wp-content/plugins/post-smtp/Postman/Postman.php:476
Stack trace:
#0 /home/site/wwwroot/wp-content/plugins/post-smtp/Postman/Postman.php(250): Postman->registerTransports('/home/site/wwwr...')
#1 /home/site/wwwroot/wp-includes/class-wp-hook.php(324): Postman->on_init('')
#2 /home/site/wwwroot/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)
#3 /home/site/wwwroot/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#4 /home/site/wwwroot/wp-settings.php(643): do_action('init')
#5 /home/site/wwwroot/wp-config.php(133): require_once('/home/site/wwwr...')
#6 /home/site/wwwroot/wp-load.php(50): require_once('/home/site/wwwr...')
#7 /home/site/wwwroot/wp-blog-header.php(13): require_once('/home/site/wwwr...')
#8 /home/site/wwwroot/index.php(17): require('/home/site/wwwr...')
#9 {main}
thrown in /home/site/wwwroot/wp-content/plugins/post-smtp/Postman/Postman.php on line 476