How To Fix RSDRV_VPROHANA023 - Length of nav. attribute &1 (&3) and assigned attribute &2 (&4) not same

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDRV_VPROHANA - Message Class for VirtualProvider Based on SAP HANA Model

• Message number: 023

• Message text: Length of nav. attribute &1 (&3) and assigned attribute &2 (&4) not same

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDRV_VPROHANA023 - Length of nav. attribute &1 (&3) and assigned attribute &2 (&4) not same ?

  The SAP error message RSDRV_VPROHANA023 indicates a mismatch in the lengths of navigation attributes and assigned attributes in a data model, particularly in the context of SAP HANA or SAP BW (Business Warehouse). This error typically arises when there is an inconsistency in the data model definitions, specifically when the lengths of the attributes do not match as expected.
  Cause:
  
  Attribute Length Mismatch: The primary cause of this error is that the length of the navigation attribute (e.g., a key figure or characteristic) does not match the length of the assigned attribute in the data model. For example, if the navigation attribute is defined with a length of 10 characters, but the assigned attribute is defined with a length of 5 characters, this error will occur.
  Data Model Changes: Changes made to the data model, such as modifying the length of attributes or changing data types, can lead to this inconsistency.
  Data Source Issues: If the data source from which the attributes are derived has been altered (e.g., changes in the underlying database schema), it can also lead to this error.
  
  Solution:
  
  Check Attribute Definitions: Review the definitions of the navigation attribute and the assigned attribute in the data model. Ensure that their lengths are consistent. You can do this by navigating to the relevant InfoObject or data model in the SAP BW or HANA modeling environment.
  Modify Attribute Lengths: If you find a mismatch, you may need to adjust the length of one of the attributes to ensure they match. This may involve changing the data type or length in the InfoObject or the underlying database table.
  Re-activate the Data Model: After making changes, re-activate the data model or InfoObject to ensure that the changes take effect.
  Check Data Source: If the issue is related to a data source, ensure that the data source is correctly defined and that any changes to the underlying database schema are reflected in the data model.
  Test the Changes: After making the necessary adjustments, test the data model to ensure that the error no longer occurs.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or fixes related to this error message.
  Documentation: Refer to SAP documentation for best practices on defining attributes and data models in SAP BW or HANA.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the RSDRV_VPROHANA023 error and ensure that your data model is correctly configured.