How To Fix 00142 - Cannot check issuer of SSO ticket

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 142

• Message text: Cannot check issuer of SSO ticket

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 00142 - Cannot check issuer of SSO ticket ?

  The SAP error message "00142 Cannot check issuer of SSO ticket" typically occurs in the context of Single Sign-On (SSO) configurations, particularly when using SAP's Secure Network Communications (SNC) or when integrating with external identity providers. This error indicates that the system is unable to verify the issuer of the SSO ticket, which can prevent users from authenticating successfully.
  Causes:
  
  Invalid or Missing Trust Relationship: The SAP system may not have a valid trust relationship with the identity provider (IdP) that issued the SSO ticket.
  Certificate Issues: The public key certificate used to sign the SSO ticket may not be correctly installed or may have expired.
  Configuration Errors: There may be misconfigurations in the SSO settings, such as incorrect URLs or parameters.
  Network Issues: Connectivity problems between the SAP system and the IdP can also lead to this error.
  Incorrect SSO Ticket: The SSO ticket itself may be malformed or not properly generated.
  
  Solutions:
  
  
  Check Trust Configuration:
  
  Ensure that