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

SO377 - Overview

• 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.

SO377 - Details

• 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