How To Fix TRUST153 - PSE mode explicitly configured

SAP Error Message - Details

• Message type: E = Error

• Message class: TRUST - Certificate Management

• Message number: 153

• Message text: PSE mode explicitly configured

What causes this issue?

There is an explicit entry for the file mode for this server or this
file.

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?

You can access the entries that have been defined by choosing PSE ->
File Mode in the menu.

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 TRUST153 - PSE mode explicitly configured ?

  The SAP error message TRUST153 indicates that the PSE (Personal Security Environment) mode has been explicitly configured in a way that is causing an issue. This typically relates to the configuration of SSL (Secure Sockets Layer) or other security settings in the SAP system.
  Cause:
  The error usually arises when:
  
  The PSE is not correctly configured for the intended use (e.g., client or server).
  There is a mismatch between the expected PSE mode and the actual configuration.
  The system is trying to use a PSE that is not compatible with the current security settings or requirements.
  
  Solution:
  To resolve the TRUST153 error, you can follow these steps:
  
  
  Check PSE Configuration:
  
  Use transaction STRUST to check the configuration of the PSE.
  Ensure that the PSE is correctly set up for the intended purpose (e.g., SSL client, SSL server).
  
  
  
  Adjust PSE Mode:
  
  If the PSE mode is explicitly set, consider changing it to a more appropriate mode based on your requirements.
  You can do this in the STRUST transaction by selecting the appropriate PSE and adjusting the settings.
  
  
  
  Regenerate PSE:
  
  If the PSE is corrupted or incorrectly configured, you may need to regenerate it.
  In STRUST, you can delete the existing PSE and create a new one, ensuring that you follow the correct steps for your specific use case.
  
  
  
  Check SSL Configuration:
  
  Ensure that the SSL configuration in the SAP system is correct and matches the requirements of the applications or services that are using it.
  Verify that the SSL certificates are valid and properly installed.
  
  
  
  Review Documentation:
  
  Consult the SAP documentation or notes related to PSE and SSL configuration for any specific instructions or recommendations.
  
  
  
  Test the Configuration:
  
  After making changes, test the configuration to ensure that the error is resolved and that the system is functioning as expected.
  
  
  
  Related Information:
  
  Transaction STRUST: This is the main transaction for managing PSEs in SAP. You can view, create, and modify PSEs here.
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or fixes related to the TRUST153 error.
  Security Settings: Familiarize yourself with the security settings in your SAP system, including SSL, to ensure that they are correctly configured.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.