How To Fix SAML2138 - Validation of temporary PSE filename '&1' failed

SAML2138 - Overview

• Message type: E = Error

• Message class: SAML2 - SAML2 Nachrichten

• Message number: 138

• Message text: Validation of temporary PSE filename '&1' failed

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 SAML2138 - Validation of temporary PSE filename '&1' failed ?

  The SAP error message SAML2138, which states "Validation of temporary PSE filename '&1' failed," typically occurs during the process of creating or managing a Personal Security Environment (PSE) in SAP systems. This error is related to the handling of the PSE files, which are crucial for secure communication in SAP systems, particularly when using SSL or SAML.
  
  Cause:
  The error can be caused by several factors, including:
  
  Invalid Filename: The temporary PSE filename specified may not conform to the expected naming conventions or may contain invalid characters.
  File System Issues: There may be issues with the file system where the PSE is being created, such as insufficient permissions, lack of space, or file system corruption.
  
  Configuration Issues: Incorrect configuration settings in the SAP system related to the PSE or the security settings may lead to this error.
  Temporary Directory Issues: The directory where the temporary PSE is being created may not exist or may not be