How To Fix 26504 - File extension &1 not allowed for workstation application &2

26504 - Overview

• Message type: E = Error

• Message class: 26 - Dokumentenverwaltung

• Message number: 504

• Message text: File extension &1 not allowed for workstation application &2

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 26504 - File extension &1 not allowed for workstation application &2 ?

  The SAP error message 26504, which states "File extension &1 not allowed for workstation application &2," typically occurs when a user attempts to upload or download a file with an unsupported file extension in a specific SAP application. This error is part of the file handling and security measures in SAP to ensure that only certain types of files can be processed.
  
  Cause:
  
  Unsupported File Extension: The file you are trying to upload or download has an extension that is not permitted by the SAP system for the specific application you are using.
  Configuration Settings: The system may have been configured to restrict certain file types for security reasons.
  Workstation Application Restrictions: The specific application you are using may have its own set of allowed file types, which does not include the file extension you are trying to use.
  
  
  Solution:
  
  Check File Extension: Verify the file extension of the file you are trying to upload or