How To Fix RSCNV022 - InfoObject &1 is part of unique index defined on the ODSO

SAP Error Message - Details

• Message type: E = Error

• Message class: RSCNV - Messages class for Metadata Remodeling Toolbox

• Message number: 022

• Message text: InfoObject &1 is part of unique index defined on the ODSO

What causes this issue?

The InfoObject to be deleted/replaced is part of a unique index defined
in the ODSO. If it is deleted, ODSO might have some rows which are no
longer unique, causinsg a data inconsistency.

System Response

An error message is displayed and remodeling does not proceed.

How to fix this error?

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

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 RSCNV022 - InfoObject &1 is part of unique index defined on the ODSO ?

  The SAP error message RSCNV022 indicates that an InfoObject is part of a unique index defined on an Operational Data Store (ODS) object (ODSO). This error typically arises during data loading or transformation processes when the system detects that the InfoObject in question is part of a unique index, which can lead to conflicts or issues with data integrity.
  Cause:
  
  Unique Index Constraint: The InfoObject is part of a unique index, which means that the values for this InfoObject must be unique within the ODSO. If there are duplicate values being loaded for this InfoObject, the system will raise this error.
  Data Quality Issues: The data being loaded may contain duplicates or inconsistencies that violate the unique index constraint.
  Incorrect Data Model: The data model may not be correctly defined, leading to conflicts with the unique index.
  
  Solution:
  
  Check Data for Duplicates: Review the data being loaded into the ODSO to ensure that there are no duplicate values for the InfoObject that is part of the unique index. You may need to clean or transform the data to remove duplicates.
  Adjust Data Load Logic: If duplicates are expected, consider adjusting the data load logic to handle them appropriately. This could involve using aggregation or deduplication techniques before loading the data.
  Review ODSO Configuration: Check the configuration of the ODSO and the unique index definition. Ensure that the InfoObject is correctly defined and that the unique index is necessary for your use case.
  Modify Unique Index: If the unique index is not required, you may consider modifying or removing it, but this should be done with caution as it can impact data integrity.
  Consult Documentation: Refer to SAP documentation or support for specific guidelines on handling unique indexes in ODSOs.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Data Modeling Best Practices: Familiarize yourself with best practices for data modeling in SAP BW/4HANA or SAP BW, especially regarding unique indexes and ODSOs.
  Data Quality Tools: Consider using data quality tools or features within SAP to help identify and resolve data issues before loading.
  
  By addressing the underlying cause of the error and ensuring that the data adheres to the constraints defined by the unique index, you should be able to resolve the RSCNV022 error.