How To Fix FES006 - Unknown error

SAP Error Message - Details

• Message type: E = Error

• Message class: FES - Messages for the Function Group SFES

• Message number: 006

• Message text: Unknown error

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FES006 - Unknown error ?

  The SAP error message FES006, which indicates an "Unknown error," can be somewhat vague and may arise from various underlying issues. Here are some common causes, potential solutions, and related information to help troubleshoot this error:
  Causes:
  
  Network Issues: Connectivity problems between the SAP GUI and the SAP server can lead to this error.
  Session Timeout: If a user session times out, it may result in an unknown error when trying to perform actions.
  Authorization Issues: Lack of proper authorizations for the user can trigger this error.
  System Configuration: Misconfigurations in the SAP system or the application server can lead to unexpected errors.
  Browser Compatibility: If you are using SAP Fiori or a web-based interface, browser compatibility issues may cause this error.
  SAP GUI Version: An outdated version of the SAP GUI may not be compatible with the server, leading to errors.
  Temporary System Glitches: Sometimes, temporary issues in the SAP system can cause unexpected errors.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues affecting the connection to the SAP server.
  Re-login: Log out and log back into the SAP system to refresh the session.
  Check Authorizations: Verify that the user has the necessary authorizations to perform the action that triggered the error.
  Update SAP GUI: Ensure that you are using the latest version of the SAP GUI. If not, update it to the latest version.
  Clear Cache: If using a web-based interface, clear the browser cache and cookies, or try a different browser.
  Review System Logs: Check the SAP system logs (transaction SM21) for any related error messages that could provide more context.
  Contact Support: If the issue persists, consider reaching out to your SAP Basis team or SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SM21 (System Log), ST22 (Dump Analysis), and SU53 (Authorization Check) to gather more information about the error.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation for any known issues related to the version of SAP you are using.
  
  Since the error message is quite generic, it may require a bit of investigation to pinpoint the exact cause. Following the above steps should help in diagnosing and resolving the issue.