How To Fix F=042 - User & is already blocking period &/&

F=042 - Overview

• Message type: E = Error

• Message class: F= -

• Message number: 042

• Message text: User & is already blocking period &/&

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 F=042 - User & is already blocking period &/& ?

  The SAP error message "F=042 User & is already blocking period &/&" typically indicates that a user is attempting to perform a financial transaction that is blocked due to a period already being locked by another user. This is common in financial modules where period-end closing activities are performed, and it ensures that no changes are made to financial data during critical processes.
  
  Cause:
  
  Period Locking: The financial period (e.g., month, quarter) is locked for posting by another user. This is often done to prevent changes during the closing process.
  Concurrent Access: Multiple users may be trying to access or post to the same financial period simultaneously.
  User Permissions: The user may not have the necessary permissions to unlock or access the period.
  
  
  Solution:
  
  Identify the Blocking User: Check who is currently blocking the period. This can often be done through transaction codes like SM12 (for lock entries) or SM21 (for system logs).
  Communicate with the User: