How To Fix SAML2081 - Authentication failed: User is already logged on

SAML2081 - Overview

• Message type: E = Error

• Message class: SAML2 - SAML2 Nachrichten

• Message number: 081

• Message text: Authentication failed: User is 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 SAML2081 - Authentication failed: User is already logged on ?

  The SAP error message SAML2081: Authentication failed: User is already logged on typically occurs in scenarios involving Single Sign-On (SSO) configurations, particularly when using SAML (Security Assertion Markup Language) for authentication. This error indicates that the user is attempting to log in while they already have an active session.
  Causes:
  
  Multiple Sessions: The user is trying to log in from multiple devices or browsers simultaneously.
  Session Timeout: The session may not have been properly terminated, leading to the system believing the user is still logged in.
  
  Configuration Issues: There may be issues with the SSO configuration, such as incorrect settings in the Identity Provider (IdP) or Service Provider (SP).
  Browser Cache/Cookies: Old session data stored in the browser cache or cookies may interfere with the login process.
  User Lockout: The user account may be locked or restricted due to security policies.
  
  Solutions:
  
  Log Out from Other Sessions: Ensure that the user logs out from all other sessions. This