How To Fix KW028 - Internal error: Authorization check accessed incorrectly.

SAP Error Message - Details

• Message type: E = Error

• Message class: KW - CO-ABC Activity-Based Costing

• Message number: 028

• Message text: Internal error: Authorization check accessed incorrectly.

What causes this issue?

A function module for checking authorization was accessed by mistake.

System Response

Authorization is given.

How to fix this error?

The program error must be corrected before the authorization check can
function correctly.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KW028 - Internal error: Authorization check accessed incorrectly. ?

  The SAP error message KW028, which states "Internal error: Authorization check accessed incorrectly," typically indicates that there is an issue with the authorization checks in the SAP system. This error can occur in various contexts, such as when a user tries to access a transaction or perform an action for which they do not have the necessary permissions.
  Causes:
  
  Authorization Issues: The user may not have the required authorizations to perform the action they are attempting. This could be due to missing roles or authorizations in their user profile.
  Configuration Errors: There may be a misconfiguration in the authorization objects or roles assigned to the user.
  System Bugs: Sometimes, this error can be caused by bugs in the SAP system or specific transactions that are not handling authorization checks correctly.
  Transport Issues: If recent changes or transports have been made to the system, they may have inadvertently affected authorization checks.
  
  Solutions:
  
  
  Check User Authorizations:
  
  Use transaction code SU53 immediately after encountering the error to check the authorization check that failed. This will provide insight into which authorization object is missing.
  Review the user's roles and authorizations in transaction SU01 or PFCG to ensure they have the necessary permissions.
  
  
  
  Review Authorization Objects:
  
  Identify the specific authorization objects related to the transaction or action being performed. Ensure that the user has the necessary authorizations for these objects.
  
  
  
  Consult with Security Team:
  
  If you are not authorized to make changes, consult with your SAP security team to review and adjust the user's roles and authorizations as needed.
  
  
  
  Check for System Notes:
  
  Look for any SAP Notes related to the error message KW028. Sometimes, SAP releases notes that address specific bugs or issues related to authorization checks.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can analyze the code to see where the authorization check is failing. This may require assistance from a developer or SAP Basis team.
  
  
  
  Re-transport Changes:
  
  If the issue arose after a transport, consider re-evaluating the transport or rolling back changes to see if that resolves the issue.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SU53: Display Authorization Check
  SU01: User Maintenance
  PFCG: Role Maintenance
  
  
  SAP Notes: Search the SAP Support Portal for any relevant notes that may address this specific error.
  Documentation: Review SAP documentation on authorization management to better understand how to manage user roles and permissions.
  
  If the problem persists after following these steps, it may be necessary to escalate the issue to SAP support for further investigation.