How To Fix R7B182 - Key figure &1 cannot be used as a navigation attribute

SAP Error Message - Details

• Message type: E = Error

• Message class: R7B - BW Metadata (InfoCube, InfoObject, InfoObject catalog)

• Message number: 182

• Message text: Key figure &1 cannot be used as a navigation attribute

What causes this issue?

You are trying to use a key figure as a navigation attribute. This is
not supported.

System Response

You cannot activate the characteristic unless you make all key figures
display attributes.

How to fix this error?

Switch all key figures which you have enabled as navigation attributes
to display attributes.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message R7B182 - Key figure &1 cannot be used as a navigation attribute ?

  The SAP error message R7B182 indicates that a specific key figure cannot be used as a navigation attribute in the context of SAP BW (Business Warehouse) or SAP HANA. This typically occurs when you are trying to use a key figure in a way that is not supported by the system, particularly in queries or reports where navigation attributes are expected.
  Cause:
  
  Key Figure Definition: The key figure you are trying to use may not be defined as a navigation attribute in the InfoObject settings. Navigation attributes are typically characteristics that can be used to filter or drill down data in reports.
  Data Type Mismatch: The key figure may have a data type that is incompatible with navigation attributes. For example, key figures are usually numeric, while navigation attributes are typically characteristics (textual or categorical).
  Modeling Issues: There may be issues in the data model or the way the InfoObjects are linked, which prevents the key figure from being treated as a navigation attribute.
  
  Solution:
  
  
  Check InfoObject Settings: 
  
  Go to the InfoObject maintenance (transaction code RSD1) and check the settings for the key figure in question. Ensure that it is not mistakenly marked as a navigation attribute.
  If you need to use a characteristic as a navigation attribute, ensure that you are using a characteristic InfoObject instead of a key figure.
  
  
  
  Use Appropriate Objects: 
  
  If you need to filter or navigate based on certain attributes, consider using a characteristic InfoObject instead of a key figure. Key figures are meant for numerical data, while navigation attributes should be characteristics.
  
  
  
  Adjust Query Design: 
  
  If you are working in a query designer (like BEx Query Designer), ensure that you are using the correct objects in your query. Replace the key figure with a suitable characteristic if you need to use it as a navigation attribute.
  
  
  
  Consult Documentation: 
  
  Review SAP documentation or help resources for more information on how to properly define and use key figures and navigation attributes.
  
  
  
  Related Information:
  
  SAP BW Modeling: Understanding the difference between key figures and characteristics is crucial in SAP BW modeling. Key figures represent quantitative data, while characteristics represent qualitative data.
  SAP Notes and Community: Check SAP Notes for any specific issues related to your version of SAP BW or HANA. The SAP Community forums can also be a valuable resource for troubleshooting similar issues.
  Training and Resources: Consider SAP training courses or resources that cover data modeling in SAP BW, as they can provide deeper insights into best practices and common pitfalls.
  
  By following these steps, you should be able to resolve the R7B182 error and correctly configure your SAP BW or HANA environment for your reporting needs.