How To Fix COM_DML_DATASET100 - Differentiation key: key type & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_DML_DATASET - MDF: Object Data

• Message number: 100

• Message text: Differentiation key: key type & does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message COM_DML_DATASET100 - Differentiation key: key type & does not exist ?

  The SAP error message COM_DML_DATASET100 with the description "Differentiation key: key type & does not exist" typically occurs in the context of SAP's Controlling (CO) module, particularly when dealing with data sets or master data that require differentiation keys.
  Cause:
  This error usually arises due to one of the following reasons:
  
  
  Missing Differentiation Key: The differentiation key specified in the transaction or data entry does not exist in the system. This could be due to a typo or because the key has not been created in the relevant configuration.
  
  
  Configuration Issues: The differentiation key may not be properly configured in the system. This can happen if the necessary customizing settings have not been completed.
  
  
  Data Inconsistency: There may be inconsistencies in the data, such as missing entries in the relevant tables that store differentiation keys.
  
  
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access or view the differentiation key.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check the Differentiation Key:
  
  Verify that the differentiation key you are trying to use is correctly entered and exists in the system.
  You can check this in the relevant customizing transaction (e.g., SPRO) or by using transaction codes like OBY6 (for differentiation keys in CO).
  
  
  
  Create or Maintain the Differentiation Key:
  
  If the differentiation key does not exist, you may need to create it. This can typically be done in the customizing settings under the relevant area (e.g., Cost Center Accounting, Profit Center Accounting).
  Ensure that all necessary fields are filled out correctly when creating the key.
  
  
  
  Review Configuration Settings:
  
  Go through the configuration settings related to the differentiation keys to ensure everything is set up correctly.
  Check if there are any dependencies or prerequisites that need to be fulfilled.
  
  
  
  Check User Authorizations:
  
  Ensure that the user encountering the error has the necessary authorizations to access the differentiation key and related data.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on the differentiation key in your version of SAP.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (Customizing), OBY6 (Differentiation Keys), and others related to your specific module.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify and resolve the issue related to the COM_DML_DATASET100 error message.