How To Fix COM_DML_DATASET101 - Differentiation key & is not valid

COM_DML_DATASET101 - Overview

• 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.

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 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