How To Fix KE634 - You must generate the data structures and environment following changes

SAP Error Message - Details

• Message type: E = Error

• Message class: KE -

• Message number: 634

• Message text: You must generate the data structures and environment following changes

What causes this issue?

If you change the setting, you then need to generate the data structures
and the environment.

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?

Press "Cancel" if you want to cancel your changes.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KE634 - You must generate the data structures and environment following changes ?

  The SAP error message KE634, which states "You must generate the data structures and environment following changes," typically occurs in the context of the Controlling (CO) module, particularly when there are changes made to the controlling area, cost centers, or other related structures.
  Cause:
  This error usually arises due to one of the following reasons:
  
  Changes in Configuration: If there have been recent changes in the configuration of the controlling area, such as changes to cost elements, cost centers, or internal orders, the system requires the data structures to be regenerated to reflect these changes.
  Missing Data Structures: The necessary data structures for the CO module may not have been generated after a configuration change, leading to inconsistencies in the data.
  Transport Requests: If changes were transported from a development environment to a production environment without generating the necessary data structures, this error can occur.
  
  Solution:
  To resolve the KE634 error, you need to regenerate the data structures and environment. Here are the steps to do this:
  
  Transaction Code: Use transaction code KKS1 (for cost center accounting) or KKS2 (for internal orders) to regenerate the data structures.
  Generate Data Structures:
  
  Go to the appropriate transaction (e.g., KKS1 or KKS2).
  Select the relevant controlling area or object.
  Execute the generation process.
  
  
  Check for Errors: After generating the data structures, check for any errors or warnings that may need to be addressed.
  Transport Requests: If the changes were made in a development environment, ensure that the transport requests are properly released and imported into the production environment, and that the data structures are generated afterward.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  KKS1 - Generate cost center accounting data structures.
  KKS2 - Generate internal order data structures.
  OKKP - Maintain controlling area settings.
  
  
  Documentation: Refer to SAP documentation or help files for detailed instructions on managing controlling area settings and data structures.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to KE634 or provide additional guidance on data structure generation.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or CO module support team for further assistance.