How To Fix SO377 - List <&> cannot be included since it contains <&>

SAP Error Message - Details

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 377

• Message text: List <&> cannot be included since it contains <&>

What causes this issue?

The distribution list selected could not be included in the current
distribution list as it contains the current distribution list.

System Response

The distribution list selected is ignored.

How to fix this error?

You can only confirm the message here.
Check your selection.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SO377 - List <&> cannot be included since it contains <&> ?

  The SAP error message SO377 indicates that there is an issue with including a list in a particular context, typically when dealing with output lists or reports. The message states that the list cannot be included because it contains an invalid entry or an entry that is not allowed.
  Cause:
  The error usually arises due to one of the following reasons:
  
  Invalid Characters: The list may contain special characters or invalid entries that are not permitted in the context where you are trying to include the list.
  Data Type Mismatch: The data type of the entries in the list may not match the expected data type for the operation you are trying to perform.
  Empty or Null Values: The list may contain empty or null values that are not acceptable in the context of the operation.
  Incorrect List Format: The format of the list may not conform to the expected structure or format required by the SAP system.
  
  Solution:
  To resolve the SO377 error, you can take the following steps:
  
  
  Check List Contents: Review the contents of the list you are trying to include. Look for any invalid characters, special symbols, or entries that do not conform to the expected format.
  
  
  Validate Data Types: Ensure that all entries in the list match the expected data types. If the list is supposed to contain numeric values, make sure there are no text entries, and vice versa.
  
  
  Remove Null or Empty Values: If the list contains any null or empty values, remove them or replace them with valid entries.
  
  
  Format the List Correctly: Ensure that the list is formatted correctly according to the requirements of the SAP transaction or report you are working with.
  
  
  Consult Documentation: Refer to the SAP documentation or help files related to the specific transaction or report to understand the expected format and requirements for the list.
  
  
  Debugging: If you have access to debugging tools, you can trace the execution to see where the error is being triggered and gather more context about the issue.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the SO377 error. Sometimes, SAP releases updates that address specific error messages.
  Community Forums: SAP Community and other forums can be helpful to see if other users have encountered the same issue and what solutions they found.
  Transaction Codes: Familiarize yourself with the transaction codes related to the operation you are performing, as they may provide additional context or options for troubleshooting.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.