How To Fix RMSL_WUI303 - You can only aggregate group items and not the groups themselves

RMSL_WUI303 - Overview

• Message type: E = Error

• Message class: RMSL_WUI - Labeling Web UI: RMSL Class Messages Converted for Web UI

• Message number: 303

• Message text: You can only aggregate group items and not the groups themselves

Self-Explanatory Message

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RMSL_WUI303 - Details

• The SAP error message RMSL_WUI303, which states "You can only aggregate group items and not the groups themselves," typically occurs in the context of reporting or data aggregation within the SAP system, particularly in the Retail Management System (RMS) or similar modules.
  
  Cause:
  This error arises when a user attempts to perform an aggregation operation on a group of items rather than on the individual items within that group. In SAP, certain operations are restricted to ensure data integrity and proper reporting. The system expects that aggregation functions (like sum, average, etc.) should only be applied to the individual items that belong to a group, not to the group itself.
  
  Solution:
  To resolve this error, you should ensure that you are aggregating the correct level of data. Here are some steps you can take:
  
  
  Check Your Selection Criteria: Make sure that your selection criteria for the report or aggregation function are set to individual items