How To Fix UPP_PP_K041 - Hierarchies are not supported in more than one lead column

SAP Error Message - Details

• Message type: E = Error

• Message class: UPP_PP_K - Messages for Planning Processor Core

• Message number: 041

• Message text: Hierarchies are not supported in more than one lead column

What causes this issue?

Planning layout '&V1&' contains more than one hierarchy. However
hierarchies can only be used, if the planning layout contains exactly
one lead column.

System Response

Planning can not be carried out with the current planning layout.

How to fix this error?

Alter the layout so that it only contains one lead column. A hierarchy
can then be defined there.

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 UPP_PP_K041 - Hierarchies are not supported in more than one lead column ?

  The SAP error message UPP_PP_K041 indicates that there is an issue with the configuration of lead columns in a planning hierarchy. Specifically, it states that hierarchies are not supported in more than one lead column. This error typically arises in the context of SAP Integrated Business Planning (IBP) or SAP Advanced Planning and Optimization (APO) when working with planning models that involve hierarchies.
  Cause:
  The error occurs when you attempt to use multiple lead columns in a planning view or a planning model that includes hierarchies. In SAP, a lead column is a key column that determines the structure of the data being analyzed or planned. When hierarchies are involved, they can only be associated with a single lead column to maintain data integrity and avoid conflicts in the planning process.
  Solution:
  To resolve the UPP_PP_K041 error, you can take the following steps:
  
  
  Review Lead Columns: Check the configuration of your planning view or model to identify how many lead columns are defined. Ensure that only one lead column is set to use a hierarchy.
  
  
  Modify Planning View: If you have multiple lead columns, consider modifying your planning view to use only one lead column that is associated with the hierarchy. You may need to redesign your planning view to accommodate this limitation.
  
  
  Check Hierarchy Settings: Ensure that the hierarchy settings are correctly configured for the lead column you intend to use. Verify that the hierarchy is properly defined and that it aligns with the data structure.
  
  
  Consult Documentation: Refer to the SAP documentation for your specific version of IBP or APO to understand the limitations and best practices regarding lead columns and hierarchies.
  
  
  Testing: After making the necessary adjustments, test the planning view or model to ensure that the error is resolved and that the data is being processed correctly.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or updates regarding this error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have implemented.
  Training and Documentation: Consider reviewing training materials or documentation related to SAP IBP or APO to better understand how to work with hierarchies and lead columns effectively.
  
  By following these steps, you should be able to resolve the UPP_PP_K041 error and continue with your planning activities in SAP.