How To Fix WXP626 - Grouping characteristic &1 cannot be the key field for table &3

WXP626 - Overview

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 626

• Message text: Grouping characteristic &1 cannot be the key field for table &3

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WXP626 - Grouping characteristic &1 cannot be the key field for table &3 ?

  Certainly! Here's a detailed explanation for the SAP error message:
  
  SAP Error Message:
  WXP626 Grouping characteristic &1 cannot be the key field for table &3
  
  
  Cause:
  This warning message occurs in SAP when you try to define a grouping characteristic as a key field in a table (usually in the context of SAP BW or BI systems, particularly when working with InfoObjects, InfoProviders, or when defining aggregation levels or key figures).
  
  Grouping characteristics are used to group data but are not unique identifiers.
  They are not suitable as key fields because key fields must uniquely identify records in a table.
  The system detects that the characteristic you are trying to use as a key field is defined as a grouping characteristic, which violates the uniqueness requirement of key fields.
  
  
  Explanation:
  
  In SAP BW, characteristics can be defined as key characteristics or grouping characteristics.
  Key characteristics uniquely identify data records.
  Grouping characteristics are used to group data but do not uniquely identify