How To Fix ICF_SYSTEM_LOGIN412 - You are already logged on

SAP Error Message - Details

• Message type: E = Error

• Message class: ICF_SYSTEM_LOGIN - Messages for System Logon

• Message number: 412

• Message text: You are already logged on

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message ICF_SYSTEM_LOGIN412 - You are already logged on ?

  The SAP error message ICF_SYSTEM_LOGIN412 ("You are already logged on") typically occurs when a user attempts to log into the SAP system while they already have an active session. This can happen for various reasons, such as:
  Causes:
  
  Multiple Sessions: The user may have multiple sessions open in the same or different browsers.
  Session Timeout: If a session is still active but has been idle for a while, the system may not allow a new login.
  Browser Issues: Sometimes, browser settings or cookies can cause issues with session management.
  User Lock: The user might be locked in the system due to previous failed login attempts or other security settings.
  
  Solutions:
  
  
  Check Active Sessions:
  
  Use transaction code SM04 to check for active user sessions. If you find your user ID listed, you can log off the session from there.
  Alternatively, you can use transaction AL08 to see all active users in the system.
  
  
  
  Log Off Other Sessions:
  
  If you have access, you can log off other sessions directly from the SM04 transaction.
  If you do not have the necessary permissions, contact your system administrator to assist in logging off the active session.
  
  
  
  Clear Browser Cache:
  
  Clear the cache and cookies of your browser. This can help resolve issues related to session management.
  
  
  
  Use a Different Browser:
  
  Try logging in using a different web browser or an incognito/private browsing window to bypass any session-related issues.
  
  
  
  Wait for Session Timeout:
  
  If you suspect that the session is still active but idle, you may need to wait for the session to timeout automatically.
  
  
  
  Contact Support:
  
  If the issue persists, contact your SAP Basis team or system administrator for further assistance. They can check the system logs and user status to diagnose the problem.
  
  
  
  Related Information:
  
  User Management: Understanding how user sessions are managed in SAP can help prevent this issue. Familiarize yourself with transaction codes like SU01 (User Maintenance) and SU10 (Mass User Maintenance).
  Session Management: SAP has specific configurations for session management, including timeout settings. These can be adjusted by the system administrator if necessary.
  Security Policies: Be aware of your organization's security policies regarding user sessions and logins, as they may affect how many sessions a user can have open simultaneously.
  
  By following these steps, you should be able to resolve the ICF_SYSTEM_LOGIN412 error and successfully log into the SAP system.