How To Fix RSDD_ZA413 - Make sure that parameter merge_deltas is set correctly

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 413

• Message text: Make sure that parameter merge_deltas is set correctly

What causes this issue?

Parameter merge_deltas is deactivated in a non-BWA scenario.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If you run a non-BWA scenario<(>,<)> activate parameter merge_deltas in
section [memwatch] of TREXIndexServer.ini: See SAP Note 1106315.

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 RSDD_ZA413 - Make sure that parameter merge_deltas is set correctly ?

  The SAP error message RSDD_ZA413, which states "Make sure that parameter merge_deltas is set correctly," typically occurs in the context of SAP BW (Business Warehouse) when there are issues related to delta handling in data extraction processes. This error is often associated with the extraction of data from source systems, particularly when using delta mechanisms.
  Cause:
  The error is usually caused by one of the following reasons:
  
  
  Incorrect Configuration: The parameter merge_deltas is not set correctly in the BW system. This parameter controls how delta records are processed during data extraction.
  
  
  Data Source Issues: There may be issues with the data source from which the delta is being extracted. This could include problems with the delta queue or the data not being available for extraction.
  
  
  Process Chain Issues: If the error occurs during a process chain, it may be due to a misconfiguration in the process chain settings or the sequence of data loading.
  
  
  Version Compatibility: There may be compatibility issues between the BW version and the source system, especially if there have been recent upgrades or changes.
  
  
  Solution:
  To resolve the RSDD_ZA413 error, you can take the following steps:
  
  
  Check Parameter Settings:
  
  Go to the transaction code RSCUSTV10 in the BW system.
  Look for the parameter merge_deltas and ensure it is set correctly. The typical values are X (to merge deltas) or blank (not to merge). Adjust it according to your requirements.
  
  
  
  Review Data Source Configuration:
  
  Check the configuration of the data source in the BW system. Ensure that the delta mechanism is correctly set up and that the data source is active.
  Verify that the delta queue in the source system is not empty and that there are records available for extraction.
  
  
  
  Monitor Process Chains:
  
  If the error occurs during a process chain, review the process chain logs for any additional error messages or warnings that could provide more context.
  Ensure that the sequence of data loading is correct and that all necessary prerequisites are met.
  
  
  
  Check for Updates:
  
  Ensure that both the BW system and the source system are up to date with the latest patches and updates. Sometimes, issues can arise from version mismatches.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be known issues or additional configuration steps required.
  
  
  
  Testing:
  
  After making changes, perform a test extraction to see if the error persists. Monitor the logs for any new messages.
  
  
  
  Related Information:
  
  SAP BW Documentation: Review the official SAP BW documentation for detailed information on delta handling and data extraction processes.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) and RSCUSTV10 (Customizing of BW) for managing data sources and settings.
  
  By following these steps, you should be able to diagnose and resolve the RSDD_ZA413 error effectively.