How To Fix MSG_CL_ER121 - Classification system &1 used more than once.

SAP Error Message - Details

• Message type: E = Error

• Message class: MSG_CL_ER - Message Class for Enterprise Registry

• Message number: 121

• Message text: Classification system &1 used more than once.

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 MSG_CL_ER121 - Classification system &1 used more than once. ?

  The SAP error message MSG_CL_ER121 indicates that a classification system is being used more than once in a way that is not allowed. This typically occurs when you are trying to assign the same classification system to multiple objects or when there is a conflict in the classification setup.
  Cause:
  
  Duplicate Assignment: The classification system is assigned to more than one object or material in a way that violates the system's rules.
  Configuration Issues: There may be a misconfiguration in the classification setup, such as incorrect settings in the classification view or object types.
  Data Integrity Issues: There might be inconsistencies in the data that lead to the classification system being referenced multiple times.
  
  Solution:
  
  Check Assignments: Review the assignments of the classification system to ensure that it is not being used for multiple objects inappropriately. You can do this by navigating to the classification settings in the SAP system.
  Correct Configuration: If there are configuration issues, you may need to adjust the settings in the classification view or object types to ensure that the classification system is set up correctly.
  Data Cleanup: If there are data integrity issues, you may need to clean up the data to remove any duplicate or conflicting entries that are causing the error.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on how to manage classification systems and resolve conflicts.
  Contact Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like CL02 (Change Class) or CL03 (Display Class) to check the classification settings.
  Classification System: Understand the structure of your classification system and how it is intended to be used within your organization.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.