SMTP Server is Microsoft Communication Services:
Looks like v2 is not working with Microsoft Communication Services.
As soon I downgraded to v.1, I could send email
2025-07-14T20:35:48.2128858Z ##[section]Starting: Send an email with subject MyTest release completed.
2025-07-14T20:35:48.2134878Z ==============================================================================
2025-07-14T20:35:48.2135152Z Task : Send email
2025-07-14T20:35:48.2135240Z Description : Send an email to 1 or more addresses via the SMTP server you provide
2025-07-14T20:35:48.2135357Z Version : 2.0.0
2025-07-14T20:35:48.2135446Z Author : Rene van Osnabrugge
2025-07-14T20:35:48.2135524Z Help : Version: 2.0.5. More information
2025-07-14T20:35:48.2135644Z ==============================================================================
2025-07-14T20:35:48.4231452Z Input Values
2025-07-14T20:35:48.4261198Z To: tome@myserver.com
2025-07-14T20:35:48.4286802Z Subject: test.
2025-07-14T20:35:48.4310268Z Body: test.
2025-07-14T20:35:48.4331108Z
2025-07-14T20:35:48.4440005Z From: DoNotReply@mydomain.com
2025-07-14T20:35:48.4440284Z SmtpServer: smtp.azurecomm.net
2025-07-14T20:35:48.4440549Z SmtpPort: 587
2025-07-14T20:35:48.4440860Z SmtpUsername: DoNotReply@blah-blah.azurecomm.net
2025-07-14T20:35:48.4441175Z UseSSL: true
2025-07-14T20:35:48.4441428Z AddAttachment: false
2025-07-14T20:35:48.4441687Z Attachment: undefined
2025-07-14T20:35:48.4441940Z CC: undefined
2025-07-14T20:35:48.4442192Z BCC: undefined
2025-07-14T20:35:48.4442472Z ReplyTo: undefined
2025-07-14T20:35:48.4442836Z SMTP configuration with username and password
2025-07-14T20:35:48.6545764Z [Error: F4080000:error:0A00010B:SSL routines:ssl3_get_record:wrong version number:c:\ws\deps\openssl\openssl\ssl\record\ssl3_record.c:355:
2025-07-14T20:35:48.6546428Z ] {
2025-07-14T20:35:48.6546809Z library: 'SSL routines',
2025-07-14T20:35:48.6547128Z reason: 'wrong version number',
2025-07-14T20:35:48.6547437Z code: 'ESOCKET',
2025-07-14T20:35:48.6547729Z command: 'CONN'
2025-07-14T20:35:48.6548006Z }
2025-07-14T20:35:48.6564363Z ##[error]Failed to send email
2025-07-14T20:35:48.6642476Z ##[section]Finishing: Send an email with subject blah blah.
SMTP Server is Microsoft Communication Services:
Looks like v2 is not working with Microsoft Communication Services.
As soon I downgraded to v.1, I could send email
2025-07-14T20:35:48.2128858Z ##[section]Starting: Send an email with subject MyTest release completed.
2025-07-14T20:35:48.2134878Z ==============================================================================
2025-07-14T20:35:48.2135152Z Task : Send email
2025-07-14T20:35:48.2135240Z Description : Send an email to 1 or more addresses via the SMTP server you provide
2025-07-14T20:35:48.2135357Z Version : 2.0.0
2025-07-14T20:35:48.2135446Z Author : Rene van Osnabrugge
2025-07-14T20:35:48.2135524Z Help : Version: 2.0.5. More information
2025-07-14T20:35:48.2135644Z ==============================================================================
2025-07-14T20:35:48.4231452Z Input Values
2025-07-14T20:35:48.4261198Z To: tome@myserver.com
2025-07-14T20:35:48.4286802Z Subject: test.
2025-07-14T20:35:48.4310268Z Body: test.
2025-07-14T20:35:48.4331108Z
2025-07-14T20:35:48.4440005Z From: DoNotReply@mydomain.com
2025-07-14T20:35:48.4440284Z SmtpServer: smtp.azurecomm.net
2025-07-14T20:35:48.4440549Z SmtpPort: 587
2025-07-14T20:35:48.4440860Z SmtpUsername: DoNotReply@blah-blah.azurecomm.net
2025-07-14T20:35:48.4441175Z UseSSL: true
2025-07-14T20:35:48.4441428Z AddAttachment: false
2025-07-14T20:35:48.4441687Z Attachment: undefined
2025-07-14T20:35:48.4441940Z CC: undefined
2025-07-14T20:35:48.4442192Z BCC: undefined
2025-07-14T20:35:48.4442472Z ReplyTo: undefined
2025-07-14T20:35:48.4442836Z SMTP configuration with username and password
2025-07-14T20:35:48.6545764Z [Error: F4080000:error:0A00010B:SSL routines:ssl3_get_record:wrong version number:c:\ws\deps\openssl\openssl\ssl\record\ssl3_record.c:355:
2025-07-14T20:35:48.6546428Z ] {
2025-07-14T20:35:48.6546809Z library: 'SSL routines',
2025-07-14T20:35:48.6547128Z reason: 'wrong version number',
2025-07-14T20:35:48.6547437Z code: 'ESOCKET',
2025-07-14T20:35:48.6547729Z command: 'CONN'
2025-07-14T20:35:48.6548006Z }
2025-07-14T20:35:48.6564363Z ##[error]Failed to send email
2025-07-14T20:35:48.6642476Z ##[section]Finishing: Send an email with subject blah blah.