How To Fix RS_HCPR_MODEL127 - Field '&1' is based on '&2' but PartProvider field '&3' is not

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_HCPR_MODEL - Messages related to the HANA Composite Provider Backend

• Message number: 127

• Message text: Field '&1' is based on '&2' but PartProvider field '&3' is not

What causes this issue?

You want to activate navigation attributes for field '&V1&'<(>,<)> which
is based on InfoObject '&V2&'. However, source field '&V3&' of
PartProvider &V4& is based on a different InfoObject.

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

System Response

Activation of navigation attributes for field '&V1&' is not possible due
to runtime restrictions.

How to fix this error?

Check whether field '&V1&' and source field '&V3&' can be associated
with the same base characteristic.

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 RS_HCPR_MODEL127 - Field '&1' is based on '&2' but PartProvider field '&3' is not ?

  The SAP error message RS_HCPR_MODEL127 typically occurs in the context of SAP BW (Business Warehouse) when there is a mismatch between the fields defined in a data model and the fields in a PartProvider. This error indicates that a field in the data model is based on another field, but the corresponding field in the PartProvider is not defined correctly or is missing.
  Cause:
  
  Field Mismatch: The field '&1' in the data model is expected to be based on field '&2', but the PartProvider field '&3' does not match the expected structure or is not defined.
  Model Configuration Issues: There may be issues in the configuration of the data model or the PartProvider, such as incorrect mappings or missing fields.
  Data Source Changes: If the underlying data source has changed (e.g., fields were added, removed, or renamed), it can lead to this error.
  Transport Issues: If the model was transported from one system to another, there might be inconsistencies in the definitions.
  
  Solution:
  
  Check Field Definitions: Verify that the fields in the data model and the PartProvider are correctly defined. Ensure that the field types and lengths match.
  Update PartProvider: If the PartProvider is missing the required field, you may need to add it or adjust the existing fields to align with the data model.
  Rebuild the Model: Sometimes, rebuilding the data model or refreshing the PartProvider can resolve inconsistencies.
  Check for Changes: Review any recent changes made to the data source or the data model that could have led to this issue.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version you are using for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to this error message, as they may provide additional context or solutions.
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to navigate to the data model and PartProvider settings.
  Debugging: If you have access to debugging tools, you can trace the execution to see where the mismatch occurs.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify and resolve the issue causing the RS_HCPR_MODEL127 error message in your SAP BW environment.