How To Fix RSAN_MDL104 - Assignment is not possible; the target has already been assigned

RSAN_MDL104 - Overview

• Message type: E = Error

• Message class: RSAN_MDL - Messages on Analysis Object Model

• Message number: 104

• Message text: Assignment is not possible; the target has already been assigned

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 RSAN_MDL104 - Assignment is not possible; the target has already been assigned ?

  The SAP error message RSAN_MDL104 indicates that there is an issue with the assignment of a target in the context of SAP BW (Business Warehouse) or SAP BW/4HANA. Specifically, it means that the target object you are trying to assign has already been assigned to another source or target, and therefore, the assignment you are attempting is not possible.
  
  Cause:
  
  Duplicate Assignment: The target object (like a DataStore Object, InfoCube, or other targets) is already assigned to another source or target in the data flow.
  Configuration Error: There may be a misconfiguration in the data model or data flow setup, leading to conflicts in assignments.
  Data Model Changes: Changes made to the data model or data flow that have not been properly updated or saved can lead to this error.
  
  
  Solution:
  
  
  Check Existing Assignments: 
  
  Go to the relevant data model or data flow in the SAP BW system and check the existing assignments for the target