How To Fix /SMB/DATA_CHG_MGMT121 - Determination of keys not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: /SMB/DATA_CHG_MGMT -

• Message number: 121

• Message text: Determination of keys not possible

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 /SMB/DATA_CHG_MGMT121 - Determination of keys not possible ?

  The SAP error message /SMB/DATA_CHG_MGMT121: Determination of keys not possible typically occurs in the context of data change management, particularly when the system is unable to determine the necessary keys for a specific operation or transaction. This can happen in various scenarios, such as during data replication, data migration, or when working with change documents.
  Causes:
  
  Missing Configuration: The necessary configuration for the data change management might not be set up correctly. This could include missing or incorrect settings in the relevant customizing tables.
  Data Inconsistency: There may be inconsistencies in the data that prevent the system from determining the keys. This could be due to missing entries or incorrect relationships between data objects.
  Authorization Issues: The user executing the transaction may not have the necessary authorizations to access the required data or perform the operation.
  Technical Issues: There could be underlying technical issues, such as problems with the database or the application server.
  
  Solutions:
  
  Check Configuration: