How To Fix COM_DML_DATASET101 - Differentiation key & is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_DML_DATASET - MDF: Object Data

• Message number: 101

• Message text: Differentiation key & is not valid

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 COM_DML_DATASET101 - Differentiation key & is not valid ?

  The SAP error message COM_DML_DATASET101 typically indicates that there is an issue with the differentiation key being used in a transaction or process. This error is often encountered in the context of SAP's Controlling (CO) module, particularly when dealing with cost objects, cost centers, or other financial data that requires differentiation based on certain keys.
  Cause:
  
  Invalid Differentiation Key: The differentiation key specified in the transaction does not exist in the system or is not valid for the context in which it is being used.
  Configuration Issues: The differentiation key may not be properly configured in the system, or it may not be assigned to the relevant master data (e.g., cost centers, internal orders).
  Data Entry Errors: There may be a typographical error in the differentiation key entered by the user.
  Missing Authorizations: The user may not have the necessary authorizations to access or use the differentiation key.
  
  Solution:
  
  Check the Differentiation Key: Verify that the differentiation key you are using is correct. Ensure that it exists in the system and is valid for the specific transaction or process.
  Review Configuration: Check the configuration settings in the SAP system to ensure that the differentiation key is properly set up. This may involve reviewing the relevant customizing settings in the Controlling module.
  Correct Data Entry: If the differentiation key was entered manually, double-check for any typographical errors and correct them as necessary.
  Consult Master Data: Ensure that the differentiation key is assigned to the relevant master data (e.g., cost centers, internal orders) and that the master data is active and valid.
  Authorization Check: Ensure that the user has the necessary authorizations to use the differentiation key. If not, consult with your SAP security team to obtain the required access.
  Consult Documentation: Refer to SAP documentation or help resources for additional guidance on the specific differentiation key and its usage.
  
  Related Information:
  
  Transaction Codes: You may want to check relevant transaction codes such as KS01 (Create Cost Center), KO01 (Create Internal Order), or KSB1 (Cost Centers: Actual Line Items) to review the configuration and data associated with the differentiation key.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that address known issues.
  Support: If the issue persists after checking the above points, 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 identify the cause of the error and implement a solution to resolve it.