How To Fix 01635 - Reference user &2: No authorization for user group &1 for role &3

SAP Error Message - Details

• Message type: E = Error

• Message class: 01 -

• Message number: 635

• Message text: Reference user &2: No authorization for user group &1 for role &3

What causes this issue?

Reference user &V2& has the role assignment &V3&. You are not authorized
to change this role assignment for users in user group &V1&.
Background
By entering a reference user for a user, the user is granted the
authorizations of the reference user. These authorizations are withdrawn
from the user when you remove this reference user.
The system checks whether the user administrator is allowed to manually
enter and remove these authorizations using role and profile
assignments. If the check fails, the assignment of the reference user
cannot be changed.

System Response

The reference user's assignment was not changed.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 01635 - Reference user &2: No authorization for user group &1 for role &3 ?

  The SAP error message "01635 Reference user &2: No authorization for user group &1 for role &3" indicates that a user is trying to access a role that they do not have the necessary authorizations for, specifically in relation to a user group. This error typically arises in the context of user management and authorization checks within SAP systems.
  Cause:
  
  Missing Authorizations: The user does not have the required authorizations to access the specified user group or role.
  User Group Configuration: The user group may not be properly configured to include the user or the role in question.
  Role Assignment: The role may not be assigned to the user or the user group they belong to.
  Profile Issues: The user’s profile may not include the necessary authorizations for the role or user group.
  
  Solution:
  
  
  Check User Authorizations:
  
  Use transaction code SU01 to check the user’s profile and roles.
  Ensure that the user has the necessary roles assigned that include the required authorizations for the user group.
  
  
  
  Review User Group Settings:
  
  Use transaction code SU10 to manage user groups and check if the user is part of the correct user group.
  Ensure that the user group has the appropriate roles assigned.
  
  
  
  Role Configuration:
  
  Use transaction code PFCG to review the role configuration.
  Check if the role is correctly defined and includes the necessary authorizations for the user group.
  
  
  
  Authorization Trace:
  
  Use transaction code SU53 immediately after the error occurs to analyze the authorization check that failed. This will provide insights into what specific authorization is missing.
  
  
  
  Adjust Authorizations:
  
  If necessary, adjust the authorizations in the role or user group to include the required permissions for the user.
  
  
  
  Consult Security Team:
  
  If you do not have the necessary permissions to make changes, consult your SAP security team or administrator for assistance.
  
  
  
  Related Information:
  
  User Groups: User groups are used to manage authorizations for multiple users collectively. Ensure that the user is part of the correct user group.
  Roles and Profiles: Roles in SAP define what transactions and data a user can access. Profiles are collections of authorizations that are assigned to users.
  Authorization Objects: These are the specific checks that SAP performs to determine if a user has the necessary permissions to perform an action.
  
  By following these steps, you should be able to resolve the authorization issue indicated by the error message.