How To Fix 42816 - Inconsistent source objects

SAP Error Message - Details

• Message type: E = Error

• Message class: 42 - Information Workbench

• Message number: 816

• Message text: Inconsistent source objects

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 42816 - Inconsistent source objects ?

  The SAP error message 42816, which states "Inconsistent source objects," typically occurs in the context of data extraction or transformation processes, particularly when working with SAP BW (Business Warehouse) or SAP HANA. This error indicates that there is a mismatch or inconsistency in the source objects that are being used in a data flow or data model.
  Causes:
  
  Inconsistent Data Model: The source objects (like InfoObjects, DataSources, or InfoProviders) may have been changed or deleted, leading to inconsistencies in the data model.
  DataSource Changes: If a DataSource has been modified (e.g., fields added or removed) after it has been used in a transformation or data flow, it can lead to this error.
  Transport Issues: If objects were transported from one system to another without proper dependencies, it can lead to inconsistencies.
  Version Mismatch: Different versions of objects in different environments (development, quality, production) can cause inconsistencies.
  Missing Authorizations: Sometimes, the user executing the process may not have the necessary authorizations to access certain source objects.
  
  Solutions:
  
  Check Object Consistency: Review the source objects involved in the data flow or transformation. Ensure that all required objects are present and correctly configured.
  Recreate or Adjust DataSource: If a DataSource has been modified, consider recreating the transformation or adjusting it to align with the current structure of the DataSource.
  Transport Dependencies: Ensure that all dependent objects are transported together. If necessary, re-transport the objects to ensure consistency.
  Check Authorizations: Verify that the user has the necessary authorizations to access all source objects involved in the process.
  Debugging: Use transaction codes like RSA1 (for BW) or relevant HANA tools to debug the data flow and identify the exact source of the inconsistency.
  Re-activate Objects: Sometimes, reactivating the affected objects (like InfoObjects or DataSources) can resolve inconsistencies.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSO2 (DataSource Maintenance), and RSTT (Transport Management).
  SAP Notes: Check for any SAP Notes related to this error message for specific patches or updates that may address known issues.
  Documentation: Review SAP documentation for best practices in managing DataSources and InfoProviders to avoid inconsistencies.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation.