How To Fix /SCMB/SCU021 - You are not authorized to use the selected function

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCMB/SCU -

• Message number: 021

• Message text: You are not authorized to use the selected function

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCMB/SCU021 - You are not authorized to use the selected function ?

  The SAP error message /SCMB/SCU021 indicates that a user is not authorized to use a specific function within the SAP system, particularly in the context of Supply Chain Management (SCM). This error typically arises when a user attempts to access a transaction or function for which they do not have the necessary authorizations.
  Cause:
  
  Missing Authorizations: The user does not have the required authorization objects assigned to their user profile.
  Role Configuration: The roles assigned to the user may not include the necessary permissions for the specific function.
  Authorization Profile Issues: The authorization profile may not be correctly configured to include the required authorizations.
  Transaction Restrictions: Certain transactions may be restricted based on user roles or organizational units.
  
  Solution:
  
  
  Check User Authorizations:
  
  Use transaction code SU53 immediately after encountering the error. This will show the last authorization check and help identify which authorization object is missing.
  Review the authorization log to see which specific authorizations are lacking.
  
  
  
  Review User Roles:
  
  Go to transaction SU01 to check the user’s roles.
  Ensure that the user has the appropriate roles assigned that include the necessary authorizations for the function they are trying to access.
  
  
  
  Modify Roles:
  
  If the required authorizations are missing, you may need to modify the user’s roles or create a new role that includes the necessary authorizations.
  Use transaction PFCG to manage roles and authorization profiles.
  
  
  
  Consult with Security Team:
  
  If you do not have the necessary permissions to change roles or authorizations, contact your SAP security team or administrator for assistance.
  
  
  
  Testing:
  
  After making changes to roles or authorizations, have the user log out and log back in to ensure that the changes take effect.
  
  
  
  Related Information:
  
  Authorization Objects: Familiarize yourself with the relevant authorization objects related to the function you are trying to access. This can often be found in the SAP documentation or by consulting with your SAP security team.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues or provide guidance on authorization-related problems.
  Training and Documentation: Ensure that users are trained on the functions they are expected to use and understand the authorization model in your organization.
  
  By following these steps, you should be able to resolve the /SCMB/SCU021 error and ensure that users have the necessary access to perform their tasks in SAP.