How To Fix USMD1241 - Data model &1: Structure name &4 assigned twice for &2 and &3

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 241

• Message text: Data model &1: Structure name &4 assigned twice for &2 and &3

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message USMD1241 - Data model &1: Structure name &4 assigned twice for &2 and &3 ?

  The SAP error message USMD1241 indicates that there is a duplicate assignment of a structure name in the data model. Specifically, it means that the same structure name has been assigned to two different entities or components within the data model, which is not allowed.
  Cause:
  The error typically arises from one of the following scenarios:
  
  Duplicate Structure Assignment: The same structure has been assigned to multiple entities in the data model, which can happen during the configuration or modeling process.
  Modeling Errors: Errors in the data model configuration, such as incorrect mappings or assignments, can lead to this issue.
  Data Model Changes: If changes were made to the data model (like adding or modifying structures) without properly checking for existing assignments, it can result in duplicates.
  
  Solution:
  To resolve the USMD1241 error, you can follow these steps:
  
  
  Identify Duplicates: Check the data model configuration to identify where the structure name is assigned. Look for the entities or components that are using the same structure name.
  
  
  Remove or Modify Assignments: 
  
  If the same structure is indeed assigned to multiple entities, decide which assignment is necessary and remove the duplicate.
  If both assignments are needed, consider creating a new structure that can be assigned to one of the entities.
  
  
  
  Validate Data Model: After making changes, validate the data model to ensure that there are no further issues or conflicts.
  
  
  Transport Changes: If you are working in a development environment, ensure that the changes are transported to the appropriate systems (e.g., quality assurance, production) after thorough testing.
  
  
  Documentation: Document the changes made to the data model for future reference and to avoid similar issues.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like MDGIMG (for Master Data Governance) or MDG_MDS (for Master Data Governance for Material) to access the data model configuration.
  SAP Notes: Check for any relevant SAP Notes that might provide additional insights or solutions related to this error.
  Community Forums: Consider searching or posting in SAP community forums for additional help from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the USMD1241 error and ensure that your data model is correctly configured without duplicate structure assignments.