How To Fix MRBW021 - Correction run has not selected anything -> Refer to error log

SAP Error Message - Details

• Message type: E = Error

• Message class: MRBW - Extraction to BW

• Message number: 021

• Message text: Correction run has not selected anything -> Refer to error log

What causes this issue?

This error message was issued for one of the following reasons:
No documents exist
No selection criteria were entered
BW updating has not been activated

System Response

In any of the above cases, the report will be terminated.

How to fix this error?

Check the error log to see which case is involved here.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MRBW021 - Correction run has not selected anything -> Refer to error log ?

  The SAP error message MRBW021, which states "Correction run has not selected anything -> Refer to error log," typically occurs during the execution of a correction run in the context of the SAP BW (Business Warehouse) system. This error indicates that the correction run did not find any data to process or select for correction.
  Causes:
  
  No Data Available: The most common cause is that there is no data available in the InfoProvider or the data source that meets the selection criteria for the correction run.
  Selection Criteria: The selection criteria defined for the correction run may be too restrictive, leading to no records being selected.
  Data Load Issues: There may have been issues during the data load process, resulting in missing or incomplete data.
  Incorrect Configuration: The configuration settings for the correction run may not be set up correctly, leading to no data being selected.
  Error in Previous Runs: If there were errors in previous data loads or correction runs, it might affect the current run.
  
  Solutions:
  
  Check the Error Log: The first step is to check the error log for more detailed information about why no data was selected. This can provide insights into specific issues that need to be addressed.
  Review Selection Criteria: Review the selection criteria used in the correction run. Ensure that they are appropriate and not overly restrictive.
  Verify Data Availability: Check the relevant InfoProvider or data source to ensure that there is data available for the correction run. You can do this by running a query or checking the data in the Data Warehousing Workbench.
  Data Load Verification: Ensure that the data load processes have completed successfully and that there are no outstanding errors. If there are issues, resolve them and reload the data if necessary.
  Configuration Check: Review the configuration settings for the correction run to ensure they are set up correctly. This includes checking the settings in the InfoPackage and the transformation rules.
  Run a Test: If possible, run a test correction run with simplified criteria to see if any data is selected. This can help isolate the issue.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like RSA1 (Data Warehousing Workbench) to check data sources and InfoProviders, or RSMO to monitor data loads.
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to this error message.
  Documentation: Refer to SAP documentation for BW correction runs and data loading processes for more detailed guidance.
  
  By following these steps, you should be able to identify the cause of the MRBW021 error and implement a solution to resolve it.