How To Fix SO558 - You can only send to & recipients of another SAP System

SAP Error Message - Details

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 558

• Message text: You can only send to & recipients of another SAP System

What causes this issue?

The maximum number of recipients allowed per send operation was
exceeded. This number is defined in the SAP user master.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check your Office user to see how many recipients you can address. To
send the document to all recipients, carry out several send operations.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SO558 - You can only send to & recipients of another SAP System ?

  The SAP error message SO558 indicates that you are trying to send an email or a message to recipients that belong to another SAP system, which is not allowed in the current configuration. This typically occurs in scenarios where the SAP system is set up to restrict communication to only those users within the same system.
  Cause:
  
  Cross-System Communication Restrictions: The SAP system is configured to prevent sending messages to users in different SAP systems. This is a security measure to avoid unauthorized access or data leakage.
  Incorrect Recipient Address: The recipient's email or user ID may belong to a different SAP system or is not recognized by the current system.
  Configuration Issues: The settings in the SAPconnect (SCOT) configuration may not allow for cross-system communication.
  
  Solution:
  
  Check Recipient Details: Ensure that the recipient's email address or user ID is correct and belongs to the same SAP system.
  Review SCOT Configuration: 
  
  Go to transaction code SCOT in your SAP system.
  Check the configuration for SAPconnect and ensure that the settings allow for the intended communication.
  If cross-system communication is required, you may need to adjust the settings or consult with your SAP Basis team to enable it.
  
  
  Use the Correct Communication Method: If you need to send messages to users in another SAP system, consider using alternative methods such as:
  
  Setting up a mail server that can handle cross-system emails.
  Using middleware or integration tools that facilitate communication between different SAP systems.
  
  
  Consult Documentation: Review SAP documentation or notes related to SAPconnect and cross-system messaging for any specific configurations or updates that may be required.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on configuring SAPconnect for cross-system communication.
  User Roles and Authorizations: Ensure that the user attempting to send the message has the necessary authorizations to send messages within the system.
  System Landscape: Understand the landscape of your SAP systems, including any gateways or routers that may affect communication.
  
  If the issue persists after checking these aspects, it may be beneficial to engage with your SAP support team or consult SAP's support channels for further assistance.