How To Fix TRUST149 - New system PSE mode: &1. Apply mode to files by activating.

SAP Error Message - Details

• Message type: E = Error

• Message class: TRUST - Certificate Management

• Message number: 149

• Message text: New system PSE mode: &1. Apply mode to files by activating.

What causes this issue?

The PSE mode for the system has been changed.

System Response

The PSE mode setting for the system is the default setting. It applies
for all servers and files for which no exceptions have been defined.
You can access the configuration by choosing PSE -> File Mode in the
menu.
Changing the PSE mode for the system does not automatically trigger a
conversion of the files. To do this, you need to explicitly choose
"Activate PSE Mode". If you do not perform this step, the files are only
converted when the relevant application server is next restarted.

How to fix this error?

To convert the files to the new PSE mode for the system, choose the
"Activate PSE Mode" button. This function converts all application
servers to the new default mode for PSE files.

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 TRUST149 - New system PSE mode: &1. Apply mode to files by activating. ?

  The SAP error message TRUST149 indicates an issue related to the PSE (Personal Security Environment) in the context of trust management and digital certificates. This error typically arises when the system is in a new PSE mode and requires activation of the mode to apply it to the relevant files.
  Cause:
  The error occurs when the system is set up with a new PSE mode, but the necessary activation steps have not been completed. This can happen during the configuration of SSL, secure communication, or when setting up trust relationships with other systems.
  Solution:
  To resolve the TRUST149 error, you need to activate the new PSE mode. Here are the steps to do this:
  
  
  Access the Transaction Code:
  
  Go to transaction STRUST in the SAP GUI.
  
  
  
  Select the Appropriate PSE:
  
  In the Trust Manager, select the appropriate PSE (e.g., SSL Client PSE, SSL Server PSE, etc.) that you are working with.
  
  
  
  Activate the PSE:
  
  Look for an option to activate the PSE. This may be labeled as "Activate" or "Apply Mode" depending on your SAP version.
  Follow the prompts to complete the activation process.
  
  
  
  Check for Errors:
  
  After activation, check for any error messages or warnings that may indicate further issues.
  
  
  
  Test the Configuration:
  
  Once activated, test the configuration to ensure that the PSE is functioning correctly. This may involve testing secure connections or communications.
  
  
  
  Review Documentation:
  
  If you encounter further issues, refer to SAP documentation or notes related to PSE and trust management for additional troubleshooting steps.
  
  
  
  Related Information:
  
  PSE Types: There are different types of PSEs in SAP, including SSL Client PSE, SSL Server PSE, and others. Ensure you are working with the correct type for your scenario.
  SAP Notes: Check SAP Notes for any specific guidance or patches related to your version of SAP and the PSE configuration.
  Security Configuration: Ensure that your overall security configuration is correct, including any necessary certificates and trust relationships with other systems.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.