How To Fix SO865 - Error occurred during transmission - return code: <&>

SAP Error Message - Details

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 865

• Message text: Error occurred during transmission - return code: <&>

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SO865 - Error occurred during transmission - return code: <&> ?

  The SAP error message SO865 indicates that there was an issue during the transmission of data, typically related to the sending or receiving of emails or other forms of communication within the SAP system. The return code provided in the error message can give more specific information about the nature of the issue.
  Possible Causes:
  
  Network Issues: There may be connectivity problems between the SAP system and the mail server or other external systems.
  Configuration Errors: Incorrect settings in the SAPconnect configuration (transaction SCOT) can lead to transmission errors.
  Mail Server Issues: The mail server may be down, misconfigured, or experiencing high load.
  Authorization Issues: The user or system may not have the necessary permissions to send emails or messages.
  Invalid Email Addresses: If the email address is malformed or invalid, it can cause transmission failures.
  Firewall or Security Settings: Firewalls or security settings may be blocking the transmission.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP system can reach the mail server. You can use tools like ping or telnet to test connectivity.
  Review SCOT Configuration: Go to transaction SCOT and check the configuration settings for the SMTP node. Ensure that the settings are correct, including the mail server address and port.
  Check Mail Server Status: Verify that the mail server is operational and not experiencing issues. Check logs on the mail server for any errors.
  Validate Email Addresses: Ensure that the email addresses being used are valid and correctly formatted.
  Review Authorizations: Check if the user or system has the necessary authorizations to send emails. This may involve checking user roles and profiles.
  Examine Firewall Settings: If applicable, check firewall settings to ensure that they are not blocking the necessary ports for email transmission (typically port 25 for SMTP).
  Check SAP Notes: Look for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  
  Return Codes: The specific return code in the error message can provide more context. Common return codes include:
  
  554: Mail server rejected the message.
  421: Service not available, closing transmission channel.
  550: Requested action not taken: mailbox unavailable.
  
  
  
  SAP Documentation: Refer to SAP Help Portal or SAP Notes for detailed documentation on error SO865 and related troubleshooting steps.
  
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SCOT (SAPconnect), SOST (Send Requests), and SLG1 (Application Log) for monitoring and troubleshooting.
  
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP Basis team or SAP support for further assistance.