How To Fix MW646 - No default key figure category could be determined

SAP Error Message - Details

• Message type: E = Error

• Message class: MW - Messages IS-R / Allocation Tables

• Message number: 646

• Message text: No default key figure category could be determined

What causes this issue?

You want to go from creating or changing an allocation table to
generating an allocation rule.
To generate an allocation rule, in the Customizing step
<DS:SIMG.W_ZF_VK_0462.SIMG_OAUF>Define and Assign a Key Figure Category
</> you have to have created a key figure category in which the default
indicator is set.

System Response

INCLUDE ISR_VERARBEITUNG

How to fix this error?

INCLUDE ISR_CUSTOMIZING

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 MW646 - No default key figure category could be determined ?

  The SAP error message MW646 ("No default key figure category could be determined") typically occurs in the context of SAP's planning and forecasting applications, particularly when working with key figures in the SAP BW (Business Warehouse) or SAP APO (Advanced Planning and Optimization) environments. This error indicates that the system is unable to find a default key figure category for the key figure being processed.
  Cause:
  
  Missing Configuration: The key figure category may not be defined in the system, or the configuration for the key figure is incomplete.
  Incorrect Master Data: The master data related to the key figure may not be set up correctly, leading to the inability to determine a default category.
  Data Model Issues: There may be issues with the data model or the InfoProvider that is being used, which can prevent the system from identifying the correct key figure category.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the key figure or its associated categories.
  
  Solution:
  
  
  Check Key Figure Configuration:
  
  Go to the key figure settings in the SAP system and ensure that the key figure category is defined correctly.
  Verify that the key figure is assigned to the appropriate planning area or InfoProvider.
  
  
  
  Review Master Data:
  
  Ensure that all relevant master data is correctly maintained. This includes checking the characteristics and attributes associated with the key figure.
  
  
  
  Validate Data Model:
  
  Check the data model for any inconsistencies or errors. Ensure that the InfoProvider is correctly set up and that all necessary data sources are connected.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to access the key figure and its categories. This can be done by checking the user roles and authorizations in the SAP system.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on key figure categories and their configuration.
  
  
  
  Debugging:
  
  If the issue persists, consider using debugging tools to trace the execution and identify where the system fails to determine the key figure category.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Review training materials or documentation related to SAP BW/APO key figure configuration for a deeper understanding of how key figures and categories work.
  
  By following these steps, you should be able to identify the root cause of the MW646 error and implement a solution to resolve it.