How To Fix RSPLS137 - Aggregationlevel &1: Unitfields &2 is not a keyfield

RSPLS137 - Overview

• Message type: E = Error

• Message class: RSPLS - General Messages

• Message number: 137

• Message text: Aggregationlevel &1: Unitfields &2 is not a keyfield

Self-Explanatory Message

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RSPLS137 - Details

• The SAP error message RSPLS137 indicates that there is an issue with the aggregation level in a SAP BW (Business Warehouse) environment. Specifically, it states that a unit field specified in the aggregation level is not defined as a key field. This can occur when you are trying to create or modify an aggregation level that includes unit fields that are not set up correctly.
  
  Cause:
  
  Non-Key Field: The unit field specified in the aggregation level is not defined as a key field in the InfoObject definition. In BW, key fields are necessary for aggregation and reporting purposes.
  Incorrect Configuration: The aggregation level may have been configured incorrectly, leading to the inclusion of non-key fields.
  Data Model Changes: Changes in the underlying data model or InfoObjects may have led to the unit field being removed or altered.
  
  
  Solution:
  
  
  Check InfoObject Definition:
  
  Go to the InfoObject maintenance transaction (e.g., RSA1) and check the definition of the unit field.