How To Fix KX491 - Field group &1 blocked by user &2

KX491 - Overview

• Message type: E = Error

• Message class: KX - EC-EIS/EC-BP: Data basis, data collection

• Message number: 491

• Message text: Field group &1 blocked by user &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.

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 KX491 - Field group &1 blocked by user &2 ?

  The SAP error message KX491, which states "Field group &1 blocked by user &2," typically occurs in the context of controlling (CO) module transactions, particularly when dealing with cost center accounting or internal orders. This error indicates that a specific field group is currently locked by another user, preventing your transaction from proceeding.
  
  Cause:
  
  Field Group Locking: The field group mentioned in the error message is locked by another user. This can happen if another user is currently editing or processing data related to that field group.
  Concurrent Access: SAP has mechanisms to prevent concurrent access to certain data to maintain data integrity. If one user is working on a field group, others will be blocked from making changes until the first user completes their transaction.
  Long-running Transactions: If a user has a long-running transaction that involves the field group, it can lead to this error for other users trying to access the same