How To Fix /PF1/MSG_GUI148 - '/..' and '\..' are not allowed in directory path

/PF1/MSG_GUI148 - Overview

• Message type: E = Error

• Message class: /PF1/MSG_GUI -

• Message number: 148

• Message text: '/..' and '\..' are not allowed in directory path

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 /PF1/MSG_GUI148 - '/..' and '\..' are not allowed in directory path ?

  The SAP error message /PF1/MSG_GUI148 indicates that the directory path you are trying to use contains invalid characters or sequences, specifically the use of .. (parent directory) or . (current directory) in the path. This is a restriction in SAP to prevent directory traversal attacks and ensure that the file paths are secure and valid.
  
  Cause:
  The error occurs when:
  
  You attempt to specify a directory path that includes .. or ..
  The path is being constructed dynamically and inadvertently includes these sequences.
  The path is being entered manually and contains these characters.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Path: Review the directory path you are trying to use and ensure it does not contain .. or .. For example, instead of using C:\folder\..\subfolder, use C:\folder\subfolder.
  
  
  Modify the Input: If the path is being generated programmatically, modify the code to ensure that it constructs valid paths without these sequences.
  
  
  Use Absolute Paths: Always