How To Fix 26451 - Authorizations have been changed

SAP Error Message - Details

• Message type: E = Error

• Message class: 26 - Dokumentenverwaltung

• Message number: 451

• Message text: Authorizations have been changed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 26451 - Authorizations have been changed ?

  The SAP error message 26451, which states "Authorizations have been changed," typically occurs when there are changes in the authorization objects or roles assigned to a user while they are logged into the system. This can lead to inconsistencies in the user's session, as the system detects that the user's authorizations have been modified.
  Cause:
  
  Role Changes: The user’s roles or authorizations were modified while they were logged in.
  Authorization Object Changes: Changes to the authorization objects that the user has been assigned.
  Profile Changes: Changes in the user profiles that affect the authorizations.
  Transport Requests: If changes were transported into the system while the user was logged in, it could trigger this error.
  
  Solution:
  
  Log Out and Log In Again: The simplest solution is to log out of the SAP system and log back in. This refreshes the user’s session and applies the new authorizations.
  Check Authorization Changes: Review the changes made to the user’s roles or authorizations. Ensure that the changes were intended and correctly implemented.
  Use Transaction SU53: If the user encounters this error, they can use transaction SU53 to analyze the authorization check that failed. This transaction provides insights into what authorizations are missing.
  Review User Profiles: Check if there are any changes in the user profiles that might have affected the authorizations.
  Consult with Security Team: If the issue persists, it may be necessary to consult with the SAP security team to ensure that the roles and authorizations are correctly assigned and that there are no underlying issues.
  
  Related Information:
  
  Transaction Codes: 
  
  SU01: User Maintenance
  PFCG: Role Maintenance
  SU53: Display Authorization Check
  
  
  Authorization Concepts: Understanding how roles and authorization objects work in SAP can help in troubleshooting these issues.
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to authorization changes and error message 26451.
  
  By following these steps, you should be able to resolve the error and ensure that the user has the correct authorizations to perform their tasks in SAP.