How To Fix R7644 - Selected SAP HANA views cannot be generated for characteristic &1

SAP Error Message - Details

• Message type: E = Error

• Message class: R7 - BW: Data basis

• Message number: 644

• Message text: Selected SAP HANA views cannot be generated for characteristic &1

What causes this issue?

You have selected "Generate Attribute View" or "Generate Analytic View"
for characteristic &V1&.

System Response

An SAP HANA attribute view can only be generated when the following
preconditions are fulfilled:
Master Data Access Type is standard
Attribute Only is not selected
Master Data or Text is selected
An SAP HANA analytic view can only be generated when the following
additional preconditions are fulfilled:
The characteristic is an InfoProvider (Master Data is selected and the
characteristic is assigned to an InfoArea)

How to fix this error?

Change the properties of the characteristic &V1& to fulfill the
preconditions above, or deselect the relevant option ("Generate
Attribute View" or "Generate Analytic View").

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 R7644 - Selected SAP HANA views cannot be generated for characteristic &1 ?

  The SAP error message R7644 indicates that there is an issue with generating SAP HANA views for a specific characteristic in your SAP system. This error typically arises in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when trying to create or activate HANA views for InfoObjects or characteristics.
  Cause:
  The error can be caused by several factors, including:
  
  Incompatible Data Types: The characteristic may have a data type that is not compatible with HANA views.
  Missing or Incorrect Settings: The characteristic may not have the necessary settings or attributes defined for HANA view generation.
  Technical Issues: There may be technical issues in the system, such as inconsistencies in the data model or problems with the underlying database.
  Authorization Issues: The user may not have the necessary authorizations to generate HANA views.
  Modeling Errors: There could be errors in the data model that prevent the generation of views.
  
  Solution:
  To resolve the R7644 error, you can take the following steps:
  
  
  Check Data Types: Ensure that the data types of the characteristic are compatible with HANA views. You may need to adjust the data type or format.
  
  
  Review Characteristic Settings: Go to the characteristic definition in the SAP BW system and check if all necessary settings are correctly configured. Ensure that the characteristic is marked for HANA view generation.
  
  
  Check for Inconsistencies: Use transaction codes like RSA1 (Data Warehousing Workbench) to check for inconsistencies in the data model. You can also use the "Check" function to identify any issues.
  
  
  Authorization Check: Ensure that the user attempting to generate the views has the necessary authorizations. You may need to consult with your security team to verify this.
  
  
  Rebuild the Model: If the issue persists, consider rebuilding the data model or characteristic. This may involve deleting and recreating the characteristic or related objects.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve known issues.
  
  
  System Logs: Review system logs and traces for any additional error messages or warnings that could provide more context about the issue.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error and the steps you have already taken.
  
  
  Related Information:
  
  Transaction Codes: RSA1 (Data Warehousing Workbench), RSD1 (InfoObject Maintenance), RSD2 (InfoProvider Maintenance).
  SAP HANA Documentation: Review the official SAP HANA documentation for best practices on modeling and view generation.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to identify and resolve the cause of the R7644 error in your SAP system.