How To Fix RS_HCPR_MODEL119 - Unit field of quantity '&2' has to be connected with '&4' of &3

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 119

• Message text: Unit field of quantity '&2' has to be connected with '&4' of &3

What causes this issue?

The unit field of quantity key figure &V2& is not connected to the
corresponding field &V4& in provider &V3&.

System Response

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

How to fix this error?

You need to check the assignments from provider &V3& which is a source
provider of key figure &V2&. Unit field &V4& needs to be assigned to a
field of the target structure, and key figure &V2& has to use this
field.
Either unit field &V1& is not valid, or it is not connected to &V4&.
Please note that fields sometimes have to be renamed in order to avoid
duplicates. As a consequence, it might be necessary for a key figure to
be set to "use system-wide unique name".

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_MODEL119 - Unit field of quantity '&2' has to be connected with '&4' of &3 ?

  The SAP error message RS_HCPR_MODEL119 typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when there is an issue with the data model, specifically related to the handling of units of measure (UoM) in a query or data model.
  Cause:
  The error message indicates that there is a mismatch or inconsistency in the way that units of measure are defined or connected in your data model. Specifically, it suggests that the unit field of a quantity (represented by &2) is not properly linked to the corresponding unit of measure field (&4) of the relevant characteristic or fact table (&3). This can happen due to:
  
  Incorrect Configuration: The data model may not be configured correctly, leading to a lack of proper relationships between the quantity and unit fields.
  Missing or Incorrect Data: The data being processed may have missing or incorrect unit information, causing the system to be unable to resolve the relationship.
  Changes in Data Model: If there have been recent changes to the data model, such as adding new fields or modifying existing ones, it may lead to inconsistencies.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Data Model Configuration:
  
  Review the data model configuration in the SAP BW or HANA system.
  Ensure that the quantity field and the unit field are correctly defined and linked in the InfoObject or data model.
  
  
  
  Validate Data:
  
  Check the data being loaded into the model for any inconsistencies or missing unit information.
  Ensure that all records have valid units of measure associated with the quantities.
  
  
  
  Adjust Queries:
  
  If the error occurs in a specific query, review the query design to ensure that the fields are correctly mapped and that the relationships between quantities and units are properly established.
  
  
  
  Rebuild or Refresh:
  
  If changes were made to the data model, consider rebuilding or refreshing the data model to ensure that all changes are applied correctly.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or support notes related to the specific version of SAP you are using for any known issues or additional troubleshooting steps.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP support for further assistance, providing them with the error message details and any relevant context.
  
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to RS_HCPR_MODEL119 for specific patches or updates that may address this issue.
  Data Modeling Best Practices: Familiarize yourself with best practices for data modeling in SAP BW or HANA to prevent similar issues in the future.
  Unit of Measure Handling: Understand how units of measure are handled in your specific SAP environment, including any customizations that may have been implemented.
  
  By following these steps, you should be able to identify and resolve the cause of the RS_HCPR_MODEL119 error in your SAP system.