How To Fix KM406 - You are not authorized to use function &

SAP Error Message - Details

• Message type: E = Error

• Message class: KM - Error messages for Profit Center Accounting

• Message number: 406

• Message text: You are not authorized to use function &

What causes this issue?

You do not have authorization for the function &V1&.

System Response

You cannot execute the function.

How to fix this error?

Contact your system administrator to obtain authorization for the
function. The function is protected by the object "EC-PCA: Summary
and line item reports".
The system checks the fields "Profit center" and "Activity".

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

You need authorization for activity 01 to create, activity 02 to change,
and 03 to display.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KM406 - You are not authorized to use function & ?

  The SAP error message KM406 ("You are not authorized to use function &") typically indicates that a user is trying to access a function or transaction for which they do not have the necessary authorization. This can occur in various SAP modules, including SAP Controlling (CO), SAP Financial Accounting (FI), or others, depending on the context in which the error arises.
  Cause:
  
  Missing Authorization Object: The user does not have the required authorization object assigned to their user profile.
  Role Assignment: The user’s role may not include the necessary permissions to execute the function.
  Profile Issues: The user profile may not be correctly configured or may have been changed recently.
  Transaction Restrictions: Certain transactions may be restricted based on company policies or security settings.
  
  Solution:
  
  
  Check User Authorizations:
  
  Use transaction code SU53 immediately after encountering the error. This will show you the last authorization check and can help identify which specific authorization is missing.
  Alternatively, you can use transaction SU01 to view the user’s profile and roles.
  
  
  
  Review Authorization Roles:
  
  Check the roles assigned to the user using transaction PFCG. Ensure that the necessary authorization objects are included in the roles.
  If the required authorization is missing, you may need to modify the role or create a new one that includes the necessary permissions.
  
  
  
  Consult with Security Team:
  
  If you do not have the necessary access to modify roles or authorizations, contact your SAP security team or administrator. Provide them with the details of the error and the transaction you were trying to access.
  
  
  
  Testing:
  
  After making changes to roles or authorizations, test the transaction again to ensure that the issue is resolved.
  
  
  
  Documentation:
  
  Document any changes made to roles or authorizations for future reference and compliance purposes.
  
  
  
  Related Information:
  
  Authorization Objects: In SAP, authorization objects are used to control access to various functions. Each object can have multiple fields that define the specific permissions required.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SU01 (User Maintenance), PFCG (Role Maintenance), and SU53 (Authorization Check).
  SAP Notes: Check SAP Notes for any known issues or updates related to the specific function you are trying to access.
  
  By following these steps, you should be able to identify and resolve the authorization issue causing the KM406 error message.