How To Fix CMD_MLTAS004 - Only one standard object allowed for partner &1, assignment category &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CMD_MLTAS - Messages for multiple assignment function

• Message number: 004

• Message text: Only one standard object allowed for partner &1, assignment category &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CMD_MLTAS004 - Only one standard object allowed for partner &1, assignment category &2 ?

  The SAP error message CMD_MLTAS004 indicates that there is an issue with the assignment of standard objects to a partner in a specific context, typically related to the configuration of partner functions in a business transaction. This error occurs when the system detects that more than one standard object is being assigned to a partner for a given assignment category, which is not allowed.
  Cause:
  
  Multiple Assignments: The primary cause of this error is that there are multiple standard objects assigned to the same partner for the same assignment category. In SAP, each partner can only have one standard object for a specific assignment category.
  Configuration Issues: There may be a misconfiguration in the partner function settings or in the assignment of standard objects to partners.
  Data Entry Errors: Incorrect data entry during the creation or modification of partner assignments can lead to this error.
  
  Solution:
  
  Review Partner Assignments: Check the partner assignments for the relevant transaction or object. Ensure that only one standard object is assigned to the partner for the specified assignment category.
  Modify Assignments: If you find multiple standard objects assigned, you will need to modify the assignments. Remove the additional standard objects so that only one remains for the partner and assignment category in question.
  Check Configuration: Review the configuration settings for partner functions and assignment categories in the relevant customizing settings (e.g., SPRO). Ensure that the settings align with the business requirements.
  Data Validation: Validate the data being entered to ensure that it adheres to the constraints of the system. Implement checks or validations in the data entry process to prevent this error from occurring in the future.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to view or modify partner assignments (e.g., BP for Business Partner, VD01 for customer master data).
  Documentation: Refer to SAP documentation or help resources for detailed information on partner functions and assignment categories.
  Support: If the issue persists after checking the assignments and configurations, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to resolve the CMD_MLTAS004 error and ensure that your partner assignments are correctly configured.