How To Fix CMS190 - PSE &1 Cannot Be Opened

SAP Error Message - Details

• Message type: E = Error

• Message class: CMS - KPro: Content Management Service

• Message number: 190

• Message text: PSE &1 Cannot Be Opened

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CMS190 - PSE &1 Cannot Be Opened ?

  The SAP error message CMS190, which states "PSE &1 Cannot Be Opened," typically relates to issues with the Personal Security Environment (PSE) in SAP systems. The PSE is crucial for managing security credentials, such as certificates and keys, used for secure communication.
  Cause:
  The error can occur due to several reasons, including:
  
  File Permissions: The PSE file may not have the correct permissions set, preventing the SAP system from accessing it.
  File Corruption: The PSE file could be corrupted or damaged, making it unreadable.
  Incorrect Path: The system may be looking for the PSE file in the wrong directory or the file may have been moved or deleted.
  Configuration Issues: There may be misconfigurations in the SAP system regarding the PSE setup.
  Missing PSE: The PSE file may not exist at all in the expected location.
  
  Solution:
  To resolve the CMS190 error, you can follow these steps:
  
  
  Check File Permissions:
  
  Ensure that the user under which the SAP system is running has the necessary permissions to read the PSE file. You can adjust the permissions using operating system commands (e.g., chmod on Unix/Linux).
  
  
  
  Verify File Path:
  
  Confirm that the PSE file is located in the correct directory. You can check the configuration settings in the SAP system to find the expected path.
  
  
  
  Check for Corruption:
  
  If you suspect the PSE file is corrupted, you may need to restore it from a backup or recreate it. You can use the transaction code STRUST to manage PSE files.
  
  
  
  Recreate the PSE:
  
  If the PSE file is missing or corrupted, you can recreate it using the STRUST transaction. Follow these steps:
  
  Go to transaction STRUST.
  Select the appropriate PSE (e.g., SSL Client PSE).
  Use the "Create" or "Import" options to generate a new PSE.
  
  
  
  
  
  Review Configuration:
  
  Check the configuration settings related to the PSE in the SAP system. Ensure that all parameters are correctly set.
  
  
  
  Check Logs:
  
  Review the system logs (transaction SM21) for any additional error messages that may provide more context about the issue.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  STRUST: Used to manage PSE files and certificates.
  SM21: To check system logs for errors.
  SU01: To check user authorizations if permission issues are suspected.
  
  
  
  Documentation: Refer to SAP Help documentation for detailed instructions on managing PSE files and troubleshooting security-related issues.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to the CMS190 error.
  
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.