How To Fix 01644 - You are not authorized to assign user group &1 to profiles

SAP Error Message - Details

• Message type: E = Error

• Message class: 01 -

• Message number: 644

• Message text: You are not authorized to assign user group &1 to profiles

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 01644 - You are not authorized to assign user group &1 to profiles ?

  The SAP error message 01644, which states "You are not authorized to assign user group &1 to profiles," typically occurs when a user attempts to assign a user group to a profile but lacks the necessary authorizations to perform this action. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Authorization Issues: The user does not have the required authorizations to assign the specified user group to the profile. This is often due to missing roles or permissions in the user's profile.
  User Group Restrictions: The user group being assigned may have specific restrictions or may be reserved for certain roles or users.
  Profile Configuration: The profile itself may have restrictions that prevent certain user groups from being assigned.
  
  Solution:
  
  
  Check User Authorizations:
  
  Use transaction code SU53 immediately after the error occurs to analyze the authorization check. This will show which authorization object failed and why.
  Review the user's roles and authorizations in transaction SU01 or PFCG to ensure they have the necessary permissions to assign user groups.
  
  
  
  Modify Roles:
  
  If the user lacks the necessary authorizations, you may need to modify their roles or add new roles that include the required authorizations. This can be done in transaction PFCG.
  Ensure that the role includes the necessary authorization objects, such as S_USER_AGR (for user groups) and S_USER_AUTH (for authorizations).
  
  
  
  Consult with Security Team:
  
  If you do not have the necessary access to modify roles or authorizations, consult with your SAP security team or administrator. They can help identify the missing authorizations and make the necessary adjustments.
  
  
  
  Check User Group Settings:
  
  Verify if the user group you are trying to assign has any specific restrictions or is configured in a way that limits who can assign it.
  
  
  
  Testing:
  
  After making changes to roles or authorizations, test the assignment again to ensure that the issue is resolved.
  
  
  
  Related Information:
  
  Authorization Objects: Familiarize yourself with relevant authorization objects that control user group assignments, such as S_USER_AGR and S_USER_AUTH.
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. Sometimes, specific patches or updates may address underlying issues.
  Documentation: Review SAP documentation on user management and authorization concepts to better understand how user groups and profiles work.
  
  By following these steps, you should be able to resolve the error message 01644 and successfully assign the user group to the desired profile.