How To Fix MQ331 - EWUCSIZE currently active. Only display possible during this time!

SAP Error Message - Details

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 331

• Message text: EWUCSIZE currently active. Only display possible during this time!

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 MQ331 - EWUCSIZE currently active. Only display possible during this time! ?

  The SAP error message "MQ331 EWUCSIZE currently active. Only display possible during this time!" typically indicates that a certain process or transaction is currently active and cannot be modified or executed until that process is completed. This error is often related to the use of the SAP system's transaction codes or processes that involve data entry or updates.
  Cause:
  
  Active Process: The error occurs when a user tries to perform an action that conflicts with an ongoing process. For example, if a user is trying to change or update data while another user is currently processing that data.
  Locking Mechanism: SAP uses a locking mechanism to prevent data inconsistencies. If a transaction is locked by another user or process, you will see this error.
  Long-running Transactions: Sometimes, transactions may take longer than expected, leading to this error if another user tries to access the same data.
  
  Solution:
  
  Wait for Completion: The simplest solution is to wait until the current process is completed. Once the active transaction is finished, you should be able to perform your desired action.
  Check Active Sessions: If you have access, check for any active sessions or transactions that might be causing the lock. You can use transaction codes like SM12 (to view locks) or SM66 (to view active processes) to identify the user or process holding the lock.
  Contact Administrator: If you are unable to identify the cause or if the process seems to be stuck, contact your SAP system administrator. They can help investigate and resolve any issues related to locked transactions.
  Use Display Mode: As the error message suggests, you can still view the data in display mode. This allows you to see the information without making any changes until the active process is completed.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12, SM66, and SM21 for monitoring locks, active processes, and system logs.
  User Roles and Permissions: Ensure that you have the appropriate permissions to access and modify the data you are trying to work with.
  System Performance: If this error occurs frequently, it may indicate performance issues within the SAP system, which could require optimization or additional resources.
  
  If the problem persists or if you encounter this error frequently, it may be beneficial to conduct a deeper analysis of the system's performance and user activity to identify any underlying issues.