How To Fix CLB2653 - Authentication failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CLB2 - SAIL: Common messages

• Message number: 653

• Message text: Authentication failed

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 CLB2653 - Authentication failed ?

  The SAP error message CLB2653, which indicates "Authentication failed," typically occurs in the context of SAP Cloud Platform or SAP Business Technology Platform when there is an issue with user authentication. This error can arise due to various reasons, including incorrect credentials, expired passwords, or issues with the authentication provider.
  Causes:
  
  Incorrect Credentials: The username or password entered may be incorrect.
  Expired Password: The user's password may have expired and needs to be reset.
  Account Lockout: The user account may be locked due to multiple failed login attempts.
  Authentication Provider Issues: There may be issues with the identity provider (IdP) or the configuration of the authentication settings.
  Network Issues: Connectivity problems between the SAP system and the authentication provider can also lead to this error.
  Configuration Errors: Misconfiguration in the SAP system or the authentication settings can lead to authentication failures.
  
  Solutions:
  
  Verify Credentials: Ensure that the username and password are correct. If necessary, reset the password.
  Check Account Status: Verify if the user account is locked or disabled. If it is, unlock or enable the account.
  Password Reset: If the password has expired, reset it through the appropriate user management interface.
  Review Authentication Configuration: Check the configuration settings for the authentication provider in the SAP system. Ensure that the settings are correct and that the IdP is functioning properly.
  Check Network Connectivity: Ensure that there are no network issues preventing communication with the authentication provider.
  Consult Logs: Review the system logs for more detailed error messages that can provide insights into the authentication failure.
  Contact Support: If the issue persists, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on authentication mechanisms and troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and to find potential solutions.
  System Administrator: Involve your system administrator to check the backend configurations and logs for any discrepancies.
  
  By following these steps, you should be able to identify and resolve the cause of the CLB2653 authentication failure in your SAP environment.