How To Fix KY399 - Please change the length of the file name

SAP Error Message - Details

• Message type: E = Error

• Message class: KY - Messages for SAP-EIS: Presentation

• Message number: 399

• Message text: Please change the length of the file name

What causes this issue?

Not including the directory and the extension, the length of the file
name should be a minimum of one and a maximum of 8 characters.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KY399 - Please change the length of the file name ?

  The SAP error message KY399, which states "Please change the length of the file name," typically occurs when the file name you are trying to use exceeds the maximum length allowed by the system. This can happen in various contexts, such as when exporting data to a file or when working with file uploads.
  Cause:
  
  File Name Length Exceeded: The most common cause of this error is that the file name you are trying to use is longer than the maximum length allowed by SAP. Different systems may have different limits, but generally, file names should be kept concise.
  Special Characters: Sometimes, the use of special characters or spaces in the file name can also lead to issues, although this is less common than length restrictions.
  
  Solution:
  
  Shorten the File Name: The primary solution is to reduce the length of the file name. Ensure that it is within the acceptable limits (usually around 255 characters, but it can vary based on the specific SAP system and configuration).
  Avoid Special Characters: If your file name contains special characters or spaces, consider replacing them with underscores or removing them altogether.
  Check System Documentation: Refer to the specific SAP documentation for your version to confirm the maximum file name length and any other restrictions that may apply.
  Use Standard Naming Conventions: Follow any naming conventions that your organization has established for file names to avoid similar issues in the future.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or updates related to this error message. SAP frequently updates its documentation and may have specific notes addressing this issue.
  System Configuration: If you are consistently encountering this error, it may be worth checking the system configuration settings related to file handling and naming conventions.
  User Permissions: Ensure that you have the necessary permissions to create or modify files in the specified directory, as permission issues can sometimes manifest as file name errors.
  
  If the problem persists after trying these solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.