How To Fix 1S521 - User locked

SAP Error Message - Details

• Message type: E = Error

• Message class: 1S - Messages for SSF ("Secure Store & Forward")

• Message number: 521

• Message text: User locked

What causes this issue?

The user is locked.

System Response

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

How to fix this error?

Inform the user administrator.

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 1S521 - User locked ?

  The SAP error message 1S521: User locked indicates that a user account has been locked in the SAP system. This typically occurs due to multiple unsuccessful login attempts or administrative actions taken to secure the account.
  Causes:
  
  Multiple Failed Login Attempts: If a user enters incorrect credentials several times, the system may lock the account as a security measure.
  Manual Locking: An administrator may have manually locked the user account for security reasons or due to inactivity.
  Password Expiration: If a user's password has expired and they attempt to log in, the account may be locked.
  System Policies: Certain security policies configured in the SAP system may automatically lock accounts after a specified number of failed login attempts.
  
  Solutions:
  
  
  Unlock the User Account:
  
  An SAP administrator can unlock the user account using transaction code SU01 (User Maintenance).
  Steps:
  
  Enter the transaction code SU01 in the command field.
  Enter the locked user ID and click on the "Display" button.
  Go to the "Lock/Unlock" tab.
  Click on the "Unlock" button to unlock the user account.
  Save the changes.
  
  
  
  
  
  Check User Status:
  
  Ensure that the user is not locked due to other reasons, such as password expiration. If the password has expired, it may need to be reset.
  
  
  
  Review Security Policies:
  
  Review the security settings in the SAP system to understand the lockout policies and adjust them if necessary.
  
  
  
  User Education:
  
  Educate users about the importance of entering correct credentials and the consequences of multiple failed attempts.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SU01: User Maintenance
  SU10: Mass User Maintenance (to unlock multiple users)
  SUIM: User Information System (to check user status and logs)
  
  
  
  SAP Notes: Check SAP Notes for any specific issues related to user locking and security settings.
  
  
  System Logs: Review system logs (transaction code SM21) to identify the reason for the lock and any related security events.
  
  
  User Management Best Practices: Implement best practices for user management, including regular password updates, monitoring user activity, and setting appropriate lockout thresholds.
  
  
  By following these steps, you should be able to resolve the 1S521: User locked error and prevent it from occurring in the future.