Weird Upgrade Problem to 7.11.18 - emails

[pgr]

After that, go for extra logging:

Sending test email stays at "One moment please..."

Uncomment this line and check (in the logs, when sending test email) that the values are correct just before being sent to the server: https://github.com/salesagility/SuiteCRM/blob/master/include/SugarPHPMailer.php#L457 Next, uncomment these lines to get an extensive log of your SMTP interaction with the server. It should provide you with an exact error. https://github.com/salesagility/SuiteCRM/blob/master/include/SugarPHPMailer.php#L495-L502