How To Fix /CFG/COMMON026 - Key Change is not allowed for key &1 of Dataset &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /CFG/COMMON -

• Message number: 026

• Message text: Key Change is not allowed for key &1 of Dataset &2

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 /CFG/COMMON026 - Key Change is not allowed for key &1 of Dataset &2 ?

  The SAP error message /CFG/COMMON026 Key Change is not allowed for key &1 of Dataset &2 typically occurs in the context of configuration or data management within SAP systems, particularly when dealing with datasets that have specific keys or identifiers.
  Cause:
  This error message indicates that there is an attempt to change a key value in a dataset where such changes are not permitted. The reasons for this could include:
  
  Data Integrity Constraints: The dataset may have integrity constraints that prevent changes to certain keys to maintain data consistency.
  Locked or Inactive Records: The record may be locked or inactive, preventing any modifications.
  Configuration Settings: The system configuration may explicitly disallow changes to certain keys for specific datasets.
  Authorization Issues: The user may not have the necessary permissions to make changes to the specified key.
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Dataset Configuration: Review the configuration settings for the dataset in question to determine if key changes are allowed. If not, you may need to create a new record instead of modifying the existing one.
  
  
  Review Data Integrity Rules: Ensure that any changes you are attempting to make comply with the data integrity rules defined for the dataset.
  
  
  Check Record Status: Verify if the record is locked or inactive. If it is locked, you may need to unlock it or wait until it is available for editing.
  
  
  User Authorization: Ensure that the user attempting to make the change has the necessary authorizations. If not, contact your system administrator to obtain the required permissions.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines related to the dataset and key management.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to access the dataset or configuration settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  System Logs: Review system logs for any additional error messages or warnings that may provide more insight into the issue.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.