![SCOM: Report Subscription “Failure sending mail: The transport failed to connect to the server” | Discuss IT Now - Microsoft Operations Manager: Manage Everything SCOM: Report Subscription “Failure sending mail: The transport failed to connect to the server” | Discuss IT Now - Microsoft Operations Manager: Manage Everything](https://discussitnow.files.wordpress.com/2009/12/srsconfigtool5b55d.png)
SCOM: Report Subscription “Failure sending mail: The transport failed to connect to the server” | Discuss IT Now - Microsoft Operations Manager: Manage Everything
![SCOM: Report Subscription “Failure sending mail: The transport failed to connect to the server” | Discuss IT Now - Microsoft Operations Manager: Manage Everything SCOM: Report Subscription “Failure sending mail: The transport failed to connect to the server” | Discuss IT Now - Microsoft Operations Manager: Manage Everything](https://discussitnow.files.wordpress.com/2009/12/srserror5b25d.png)
SCOM: Report Subscription “Failure sending mail: The transport failed to connect to the server” | Discuss IT Now - Microsoft Operations Manager: Manage Everything
Method 'send' in COM object of class 'CDO.Message' returned error code 0x80040213 (<unknown>) which means: The transport failed to connect to the server. - Microsoft Dynamics AX Forum Community Forum
![c# - goDaddy SMTP-Unable to read data from the transport connection: net_io_connectionclosed - Stack Overflow c# - goDaddy SMTP-Unable to read data from the transport connection: net_io_connectionclosed - Stack Overflow](https://i.stack.imgur.com/3KKM7.png)
c# - goDaddy SMTP-Unable to read data from the transport connection: net_io_connectionclosed - Stack Overflow
![c# - SSIS script task failing to send email SMTPexception:System.IO.IOException: Unable to read data from the transport connection: net_io_connectionclosed - Stack Overflow c# - SSIS script task failing to send email SMTPexception:System.IO.IOException: Unable to read data from the transport connection: net_io_connectionclosed - Stack Overflow](https://i.stack.imgur.com/W4KMF.png)
c# - SSIS script task failing to send email SMTPexception:System.IO.IOException: Unable to read data from the transport connection: net_io_connectionclosed - Stack Overflow
![Exchangepedia | Back Pressure and Exchange Server Transport error 452 4.3.1 Insufficient system resources Exchangepedia | Back Pressure and Exchange Server Transport error 452 4.3.1 Insufficient system resources](https://exchangepedia.com/images/EventID15002-MSExchangeTransport.gif)
Exchangepedia | Back Pressure and Exchange Server Transport error 452 4.3.1 Insufficient system resources
![Mail loop between Hybrid and legacy server. 421 4.2.1 Unable to connect or 451 4.4.397 Error communicating with target host or 451 4.7.0 Temporary server error – Modern 365 Mail loop between Hybrid and legacy server. 421 4.2.1 Unable to connect or 451 4.4.397 Error communicating with target host or 451 4.7.0 Temporary server error – Modern 365](https://praveenkumare.files.wordpress.com/2021/07/1.png)