How To Fix KX159 - Data structure is being converted. Not possible to save

SAP Error Message - Details

• Message type: E = Error

• Message class: KX - EC-EIS/EC-BP: Data basis, data collection

• Message number: 159

• Message text: Data structure is being converted. Not possible to save

What causes this issue?

The conversion for table &v1& is running or has been canceled
prematurely. The data structure cannot be saved and activated as long
as the conversion has not been completed.

System Response

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

How to fix this error?

Execute the conversion of table &v1&. Use the database utility with
transaction SE14 for this.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KX159 - Data structure is being converted. Not possible to save ?

  The SAP error message KX159, which states "Data structure is being converted. Not possible to save," typically occurs in the context of SAP Controlling (CO) when there is an issue with the data structure of a controlling area or when changes are being made to the data structure that prevent saving.
  Cause:
  
  Data Structure Changes: The error often arises when there are ongoing changes to the data structure of a controlling area, such as changes to cost elements, cost centers, or internal orders.
  Concurrent Processes: Another process might be trying to access or modify the same data structure, leading to a conflict.
  System Lock: The system might be locked for maintenance or updates, preventing any changes from being saved.
  
  Solution:
  
  Wait and Retry: If the error is due to ongoing changes or processes, waiting for a few moments and then trying to save again may resolve the issue.
  Check for Locks: Use transaction codes like SM12 to check for any locks on the data structure. If you find any locks that are not needed, you can release them (with caution).
  Review Changes: If you are aware of any changes being made to the data structure, coordinate with the team responsible for those changes to ensure that they are completed before attempting to save your data.
  System Status: Check the system status to ensure that there are no ongoing maintenance activities that could be causing the issue.
  Consult Documentation: Review SAP notes or documentation related to the specific version of SAP you are using, as there may be known issues or patches available.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KSB1 (Cost Centers: Actual Line Items), KOB1 (Orders: Actual Line Items), and others that may help you navigate the controlling area.
  SAP Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance.
  System Logs: Check system logs (transaction SM21) for any additional error messages or warnings that could provide more context about the issue.
  
  By following these steps, you should be able to identify the cause of the KX159 error and take appropriate action to resolve it.