How To Fix AD367 - Key changed (update the DB table/data)

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 367

• Message text: Key changed (update the DB table/data)

What causes this issue?

The key in the table has been changed. Activation is possible only if
you adjust the database table for a TRANSP-type table and convert any
existing data. You must convert the data in a POOL/CLUSTER-type table
and ensure in both cases that no two records in the table are identical
with respect to the new key.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

INCLUDE ADIC-UMSETZ
INCLUDE ADIC-DB-UTILITIES
INCLUDE ADIC-UPDATEFORCE

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD367 - Key changed (update the DB table/data) ?

  The SAP error message AD367 ("Key changed (update the DB table/data)") typically occurs when there is an attempt to update a database table, but the key of the record being updated has changed since it was read. This can happen in various scenarios, such as when multiple users or processes are trying to update the same record simultaneously, or when the record has been modified by another transaction after it was read into the current session.
  Causes:
  
  Concurrent Updates: Another user or process has updated the record after it was read into the current session.
  Data Consistency Issues: The application logic may not be handling the data correctly, leading to inconsistencies.
  Database Locking: If the record is locked by another transaction, it may lead to this error when trying to update.
  Incorrect Key Handling: The key used for the update may not match the current key in the database.
  
  Solutions:
  
  Refresh Data: Before performing the update, refresh the data from the database to ensure you have the latest version of the record.
  Handle Concurrency: Implement proper locking mechanisms or optimistic concurrency control to manage simultaneous updates.
  Check for Changes: Before updating, check if the record has been modified since it was read. If it has, you may need to handle the changes appropriately (e.g., re-read the data, merge changes).
  Error Handling: Implement error handling in your code to catch this error and take appropriate actions, such as notifying the user or retrying the operation.
  Review Application Logic: Ensure that the application logic is correctly managing the keys and that there are no logical errors leading to this situation.
  
  Related Information:
  
  Transaction Management: Understanding how transactions work in SAP can help in managing updates and avoiding conflicts.
  SAP Documentation: Refer to SAP's official documentation for more details on error handling and database operations.
  Debugging: Use debugging tools in SAP to trace the execution flow and identify where the key change is occurring.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or development team for further investigation.