How To Fix LT_DHAPE_OPERATORS047 - Failed to start operator ABAP CDS Reader for CDS view &1

SAP Error Message - Details

• Message type: E = Error

• Message class: LT_DHAPE_OPERATORS - SAP Data Hub - ABAP Pipeline Engine - Pkg Message Class

• Message number: 047

• Message text: Failed to start operator ABAP CDS Reader for CDS view &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LT_DHAPE_OPERATORS047 - Failed to start operator ABAP CDS Reader for CDS view &1 ?

  The SAP error message LT_DHAPE_OPERATORS047 indicates that there was a failure in starting the ABAP CDS (Core Data Services) Reader for a specific CDS view. This error typically arises in the context of data extraction or data processing tasks, particularly when working with SAP HANA or other database systems that utilize CDS views.
  Possible Causes:
  
  Incorrect CDS View Definition: The CDS view may have issues in its definition, such as syntax errors, missing fields, or incorrect associations.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to access the CDS view or the underlying data.
  Database Connection Problems: There may be issues with the database connection, such as network problems or database downtime.
  Performance Issues: The CDS view may be too complex or involve too much data, leading to performance bottlenecks.
  Transport Issues: If the CDS view was recently transported from another system, there may be inconsistencies or missing dependencies.
  
  Solutions:
  
  
  Check CDS View Definition:
  
  Review the CDS view definition in the ABAP Development Tools (ADT) or SE11 transaction to ensure it is correctly defined.
  Validate the syntax and ensure all referenced fields and associations are correct.
  
  
  
  Verify Authorizations:
  
  Ensure that the user has the necessary authorizations to access the CDS view and the underlying tables.
  Check roles and profiles assigned to the user.
  
  
  
  Database Connection:
  
  Check the database connection settings in the SAP system.
  Ensure that the database is up and running and that there are no network issues.
  
  
  
  Performance Optimization:
  
  Analyze the performance of the CDS view. If it is too complex, consider simplifying it or breaking it down into smaller views.
  Use appropriate indexing and ensure that the underlying tables are optimized.
  
  
  
  Transport Consistency:
  
  If the CDS view was recently transported, check for any missing dependencies or inconsistencies.
  Ensure that all related objects (like tables, other views, etc.) are also transported correctly.
  
  
  
  Check Logs and Traces:
  
  Review the system logs (transaction SLG1) and traces for more detailed error messages that can provide additional context about the failure.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation on CDS views and data extraction for best practices and guidelines.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance.