How To Fix SODQ121 - Delta extraction locked by request &1. Only this request can be repeated

SODQ121 - Overview

• Message type: E = Error

• Message class: SODQ - Operational Delta Queue

• Message number: 121

• Message text: Delta extraction locked by request &1. Only this request can be repeated

Self-Explanatory Message

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SODQ121 - Details

• The SAP error message SODQ121 indicates that a delta extraction process is locked by a specific request, and only that request can be repeated. This typically occurs in the context of data extraction from SAP systems, particularly when using SAP Data Warehousing solutions like SAP BW (Business Warehouse) or SAP HANA.
  
  Cause:
  
  Delta Queue Lock: The delta queue for the data source is locked by a specific request. This can happen if a previous delta extraction is still in progress or has not been completed successfully.
  Request Status: The request that is locking the delta queue may be in a status that prevents other requests from being processed (e.g., it may be in a "processing" or "error" state).
  Concurrency Issues: Multiple processes trying to access the same delta queue simultaneously can lead to locking issues.
  
  
  Solution:
  
  Check the Request Status: Use transaction codes like RSA1 (Data Warehousing Workbench) or SM37 (Job Monitoring) to check the status