How To Fix R7B653 - BWA index not allowed for hierarchies of time characteristics

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 653

• Message text: BWA index not allowed for hierarchies of time characteristics

What causes this issue?

Hierarchies of time characteristics cannot be indexed at the moment.

System Response

These hierarchies are still expanded in the BW system.

How to fix this error?

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

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 R7B653 - BWA index not allowed for hierarchies of time characteristics ?

  The SAP error message R7B653 indicates that there is an issue with the use of BWA (Business Warehouse Accelerator) indexes in relation to hierarchies of time characteristics. This error typically arises when you attempt to create or use a BWA index for a characteristic that is defined as a time characteristic and has hierarchies associated with it.
  Cause:
  The primary cause of this error is that BWA does not support the creation of indexes for time characteristics that have hierarchies. Time characteristics, such as fiscal year, month, or day, are often used in reporting and analysis, but their hierarchical structure complicates the indexing process.
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Avoid BWA Indexing for Time Characteristics:
  
  If the characteristic in question is a time characteristic with hierarchies, you should avoid trying to create a BWA index for it. Instead, use standard indexing methods or optimize your queries without relying on BWA for these specific characteristics.
  
  
  
  Review Hierarchy Settings:
  
  Check the settings of the time characteristic in your data model. If possible, consider whether you can remove the hierarchy or adjust the way you are using it in your queries.
  
  
  
  Use Alternative Characteristics:
  
  If your analysis does not strictly require the use of time hierarchies, consider using alternative characteristics that do not have hierarchies and can be indexed by BWA.
  
  
  
  Consult SAP Documentation:
  
  Review the official SAP documentation for BWA and time characteristics to understand the limitations and best practices. This can provide insights into how to structure your data model effectively.
  
  
  
  Contact SAP Support:
  
  If you continue to face issues or if the error impacts critical business processes, consider reaching out to SAP support for further assistance. They may provide specific guidance based on your system configuration and version.
  
  
  
  Related Information:
  
  BWA (Business Warehouse Accelerator): A tool designed to improve the performance of queries in SAP BW by using in-memory technology.
  Time Characteristics: These are special types of characteristics in SAP BW that represent time-related data, such as dates, months, and years.
  Hierarchies: Structures that allow for the organization of data in a parent-child relationship, often used for reporting and analysis.
  
  By following these steps, you should be able to address the R7B653 error and optimize your SAP BW environment for better performance and usability.