Problem with sending email in 9.1.0 after update

[izito]

"I created a separate connector on the Exchange server on port 587 with STARTTLS support, and everything started working.

Exchange does...

[izito]

"Logs when attempting to connect on port 587:

[2025-05-09 09:57:33] ERROR: (451) Email sending error: Failed to authenticate on SMTP...

[izito]

Hello @victor

This is my settings:


I have a Exhange server and 465 port work only with STARTTLS.
"Before updating...

[izito]

After updating to version 9.1.0, there's an issue with sending emails.
Log:

[2025-05-08 10:56:58] ERROR: (0) Email sending error: Connection...