How To Fix /CFG/DB185 - Modification on the Activity by the key field is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /CFG/DB -

• Message number: 185

• Message text: Modification on the Activity by the key field is not allowed

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/DB185 - Modification on the Activity by the key field is not allowed ?

  The SAP error message /CFG/DB185 Modification on the Activity by the key field is not allowed typically occurs in the context of configuration changes in SAP, particularly when dealing with customizing or modifying certain database entries that are protected or restricted due to their key fields.
  Cause:
  
  Key Field Modification: The error indicates that there is an attempt to modify a record in a way that involves changing a key field. In many database tables, key fields are used to uniquely identify records, and modifying them can lead to data integrity issues.
  Authorization Issues: The user may not have the necessary authorizations to perform the modification.
  System Restrictions: Certain configurations or settings in the system may prevent modifications to specific records to maintain data consistency.
  
  Solution:
  
  Check Key Fields: Review the fields you are trying to modify. Ensure that you are not attempting to change any key fields directly. If you need to change a key field, you may need to delete the existing record and create a new one with the desired key.
  Review Authorizations: Ensure that the user has the necessary authorizations to perform the modification. This can be checked in the user roles and profiles.
  Use Correct Transactions: Make sure you are using the appropriate transaction codes or methods to make the changes. Some configurations may require specific transactions that handle key fields differently.
  Consult Documentation: Refer to SAP documentation or notes related to the specific configuration you are working on. There may be specific guidelines or restrictions documented.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights based on the specific context of your system.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Transaction Codes: Familiarize yourself with the transaction codes related to the configuration you are working on (e.g., SPRO for configuration settings).
  Data Dictionary: Use transaction SE11 to explore the data dictionary and understand the structure of the tables involved, including key fields and their properties.
  Change Logs: Review change logs or history to see if there were any recent changes that might have led to this error.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.