How To Fix CLB2151 - No implementation exists for authentication method &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CLB2 - SAIL: Common messages

• Message number: 151

• Message text: No implementation exists for authentication method &1

What causes this issue?

No implementation exists for BAdI &V2& with the following filter values:
Authentication Method: &V1&
Service Provider: &V3&

System Response

No authentication is possible; the current request is aborted.

How to fix this error?

Set up the required BAdI implementation.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CLB2151 - No implementation exists for authentication method &1 ?

  The SAP error message CLB2151 indicates that there is no implementation available for the specified authentication method. This error typically arises in scenarios involving the use of the SAP Cloud Platform or when integrating with external systems that require specific authentication methods.
  
  Cause:
  
  Missing Implementation: The specified authentication method (e.g., OAuth, SAML, etc.) is not implemented in the system.
  
  Configuration Issues: The authentication method may not be properly configured in the system settings.
  Version Compatibility: The version of the SAP system may not support the specified authentication method.
  Custom Development: If a custom authentication method is being used, it may not be correctly implemented or registered.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the relevant configuration settings in the SAP system (e.g., transaction codes like SOAMANAGER for web services or SPRO for general configuration).
  Ensure that the authentication method you are trying to use is correctly configured.
  
  
  
  Implement the Authentication Method:
  
  If the authentication method is not implemented, you may need to create