How To Fix 1S449 - Invalid PSE

SAP Error Message - Details

• Message type: E = Error

• Message class: 1S - Messages for SSF ("Secure Store & Forward")

• Message number: 449

• Message text: Invalid PSE

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 1S449 - Invalid PSE ?

  The SAP error message 1S449 Invalid PSE typically indicates an issue with the Personal Security Environment (PSE) used for secure communication in SAP systems. The PSE is a key component in managing digital certificates and keys for secure communication, such as SSL/TLS.
  Cause:
  
  Corrupted PSE: The PSE file may be corrupted or improperly configured.
  Expired Certificates: The certificates within the PSE may have expired or are not valid.
  Incorrect Path: The system may not be able to locate the PSE file due to an incorrect path or missing file.
  Permissions Issues: The user or service account may not have the necessary permissions to access the PSE file.
  Configuration Errors: There may be misconfigurations in the SSL settings or the PSE itself.
  
  Solution:
  
  Check PSE File: Verify that the PSE file exists and is not corrupted. You can use transaction STRUST to manage and check the PSE.
  Renew Certificates: If the certificates are expired, renew them and update the PSE accordingly.
  Correct Path: Ensure that the path to the PSE file is correctly configured in the system settings.
  Permissions: Check the file permissions for the PSE file to ensure that the SAP system has the necessary access rights.
  Recreate PSE: If the PSE is corrupted, you may need to recreate it. This can be done using transaction STRUST:
  
  Go to STRUST.
  Select the appropriate PSE (e.g., SSL Client PSE).
  Use the option to create a new PSE or import a valid one.
  
  
  Check SSL Configuration: Ensure that the SSL configuration in the SAP system is correct and matches the requirements of the communication partner.
  
  Related Information:
  
  Transaction STRUST: This transaction is used to manage the PSE and certificates in SAP. You can view, create, and import certificates and PSEs here.
  SAP Notes: Check for relevant SAP Notes that may provide additional guidance or patches related to the error.
  Documentation: Refer to SAP documentation on SSL configuration and PSE management for detailed steps and best practices.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.