How To Fix SG818 - Validation failed for &1. Directory traversal in parameters.

SG818 - Overview

• Message type: E = Error

• Message class: SG - Global Pool for Cross-Application Developments

• Message number: 818

• Message text: Validation failed for &1. Directory traversal in parameters.

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 SG818 - Validation failed for &1. Directory traversal in parameters. ?

  The SAP error message SG818, which states "Validation failed for &1. Directory traversal in parameters," typically indicates that there is an issue with the input parameters being passed to a function or transaction in SAP. This error is related to security measures that prevent directory traversal attacks, which can occur when an application allows users to access files or directories outside of the intended directory structure.
  
  Cause:
  
  Directory Traversal Attempt: The error is triggered when the input parameters contain sequences that attempt to navigate the directory structure (e.g., using ../ to move up directories).
  Invalid Input: The parameters being passed may contain invalid characters or patterns that are not allowed by the system for security reasons.
  
  Configuration Issues: There may be misconfigurations in the application or system settings that lead to this validation failure.
  
  
  Solution:
  
  Check Input Parameters: Review the input parameters being passed to the function or transaction. Ensure that they do not contain any