How To Fix SO387 - Entry <&> already exists in the distribution list

SAP Error Message - Details

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 387

• Message text: Entry <&> already exists in the distribution list

What causes this issue?

An entry was made which already exists in the distribution list.

System Response

The system removes the duplicate entry.

How to fix this error?

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SO387 - Entry <&> already exists in the distribution list ?

  The SAP error message SO387, which states "Entry <&> already exists in the distribution list," typically occurs when you are trying to add a recipient to a distribution list that already contains that recipient. This can happen in various contexts, such as when sending emails or notifications through SAP.
  Cause:
  The primary cause of this error is that the recipient (email address or user ID) you are trying to add to the distribution list is already included in that list. SAP checks for duplicates to prevent sending multiple notifications to the same recipient.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Distribution List: 
  
  Review the distribution list you are working with to confirm whether the recipient is already included. You can do this by accessing the distribution list in the relevant transaction (e.g., SO10 for text objects or using the specific transaction for your application).
  
  
  
  Remove Duplicate Entry:
  
  If you find that the recipient is indeed already in the list, you can either remove the duplicate entry or skip adding them again.
  
  
  
  Modify the Distribution List:
  
  If you need to add a new recipient, ensure that the email address or user ID is unique and not already present in the list.
  
  
  
  Use a Different Distribution List:
  
  If you need to send to the same recipient but want to avoid the error, consider creating a new distribution list that does not include the existing entries.
  
  
  
  Check for System Updates:
  
  Sometimes, system updates or changes in configuration can lead to unexpected behavior. Ensure that your SAP system is up to date and that there are no known issues related to distribution lists.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SO10 (for text management) or other specific transactions related to your SAP module.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for relevant notes.
  Documentation: Review SAP documentation or help files related to distribution lists and email notifications for best practices and troubleshooting tips.
  
  By following these steps, you should be able to resolve the SO387 error and successfully manage your distribution lists in SAP.