How To Fix RMSL283 - You can only aggregate items from the same hierarchy level or decl. group

SAP Error Message - Details

• Message type: E = Error

• Message class: RMSL - Labeling Application Messages

• Message number: 283

• Message text: You can only aggregate items from the same hierarchy level or decl. group

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RMSL283 - You can only aggregate items from the same hierarchy level or decl. group ?

  The SAP error message RMSL283, which states "You can only aggregate items from the same hierarchy level or decl. group," typically occurs in the context of SAP Retail or SAP S/4HANA when working with reports or data aggregation functions. This error indicates that there is an attempt to aggregate data items that do not belong to the same hierarchy level or declaration group, which is not allowed.
  Cause:
  
  Hierarchy Level Mismatch: The items you are trying to aggregate belong to different levels of a hierarchy. For example, you might be trying to aggregate data from a product category and a subcategory, which are not at the same level.
  Declaration Group Mismatch: The items may belong to different declaration groups, which are used to categorize items for reporting or analysis purposes.
  Data Structure Issues: There may be issues with how the data is structured or defined in the system, leading to inconsistencies in hierarchy levels or groups.
  
  Solution:
  
  Check Hierarchy Levels: Ensure that all items you are trying to aggregate are at the same hierarchy level. You can do this by reviewing the hierarchy structure in the relevant master data (e.g., material master, product hierarchy).
  Verify Declaration Groups: Make sure that the items belong to the same declaration group. If they do not, you may need to adjust your selection criteria or modify the declaration groups of the items.
  Adjust Aggregation Logic: If you are using a custom report or query, review the logic to ensure that it only aggregates items from the same hierarchy level or declaration group.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on how to structure your data for aggregation.
  Data Consistency Check: Run consistency checks on your master data to identify any discrepancies that may be causing the issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  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: Consider reviewing training materials or documentation related to SAP Retail or S/4HANA reporting to better understand how to manage hierarchies and declaration groups.
  
  By following these steps, you should be able to resolve the RMSL283 error and successfully aggregate your data as intended.