How To Fix ICF_SYSTEM_LOGIN200 - SSO logon not possible; logon tickets not activated on the server

ICF_SYSTEM_LOGIN200 - Overview

• Message type: E = Error

• Message class: ICF_SYSTEM_LOGIN - Messages for System Logon

• Message number: 200

• Message text: SSO logon not possible; logon tickets not activated on the server

What causes this issue?

The issuing of logon tickets is not activated on this server.

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?

Change the profile parameter <ZK>login/create_sso2_ticket</> to 1 or 2.

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 ICF_SYSTEM_LOGIN200 - SSO logon not possible; logon tickets not activated on the server ?

  The SAP error message ICF_SYSTEM_LOGIN200 indicates that Single Sign-On (SSO) logon is not possible because logon tickets are not activated on the server. This typically occurs in environments where SSO is expected to be used, but the necessary configurations are not in place.
  
  Cause:
  
  Logon Tickets Not Activated: The server is not configured to accept logon tickets for SSO. This can happen if the necessary settings in the SAP system are not enabled.
  Missing Configuration: The ICF (Internet Communication Framework) services required for SSO may not be properly configured or activated.
  Incorrect System Parameters: The system parameters related to SSO and logon tickets may not be set correctly.
  Network Issues: There may be network issues preventing the proper communication between the client and the server.
  SAP Kernel Version: The version of the SAP kernel may not support the required SSO features.
  
  
  Solution:
  To resolve the ICF_SYSTEM_LOGIN200 error, follow these steps:
  
  
  Check ICF Services:
  
  Go to transaction SICF in the SAP