How To Fix /CPD/CL_MSG064 - You can only assign one object of this business object type

SAP Error Message - Details

• Message type: E = Error

• Message class: /CPD/CL_MSG -

• Message number: 064

• Message text: You can only assign one object of this business object type

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 /CPD/CL_MSG064 - You can only assign one object of this business object type ?

  The SAP error message /CPD/CL_MSG064 indicates that you are trying to assign more than one object of a specific business object type, which is not allowed in the context you are working in. This error typically arises in scenarios where a unique relationship is expected between the business objects, such as when assigning a single object to a particular category or role.
  Cause:
  
  Business Object Constraints: The system is designed to allow only one instance of a particular business object type to be assigned in a specific context. This could be due to business rules or data integrity constraints.
  Incorrect Configuration: There may be a configuration issue where the system is not set up to allow multiple assignments for that business object type.
  User Error: The user may have inadvertently attempted to assign multiple objects when only one is permitted.
  
  Solution:
  
  Review Assignments: Check the current assignments of the business object type in question. Ensure that you are not trying to assign an additional object when one already exists.
  Remove Existing Assignment: If you need to assign a new object, you may need to first remove the existing assignment before adding the new one.
  Consult Documentation: Review the relevant SAP documentation or configuration guides to understand the specific constraints related to the business object type you are working with.
  Check Configuration: If you believe that multiple assignments should be allowed, consult with your SAP administrator or a functional consultant to review the configuration settings for that business object type.
  Error Handling: Implement error handling in your process to catch this error and provide a user-friendly message or alternative actions.
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to manage business object assignments (e.g., customizing transactions).
  Business Object Documentation: Review the documentation for the specific business object type to understand its constraints and intended use cases.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or your internal SAP team for further investigation.