How To Fix RSRB1021 - Data mode & is being used

RSRB1021 - Overview

• Message type: E = Error

• Message class: RSRB1 -

• Message number: 021

• Message text: Data mode & is being used

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 RSRB1021 - Data mode & is being used ?

  The SAP error message RSRB1021 typically indicates that a data model is currently in use, which prevents certain operations from being performed on it. This error often arises in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when trying to delete, modify, or perform other actions on a data model that is actively being utilized.
  
  Cause:
  
  Active Usage: The data model (e.g., InfoProvider, DSO, or CompositeProvider) is currently being accessed or utilized by a report, query, or another process.
  Locks: There may be locks on the data model due to ongoing data loads, queries being executed, or other transactions that are using the model.
  User Sessions: Other users may be accessing the data model, which can lead to conflicts when trying to make changes.
  
  
  Solution:
  
  
  Check Active Sessions: Use transaction codes like SM66 (Global Work Process Overview) or SM12 (Display and Delete Locks) to identify any active sessions or locks on the data model.