How To Fix RSDD818 - Only choose one aggregate

RSDD818 - Overview

• Message type: E = Error

• Message class: RSDD - Message class for data manager

• Message number: 818

• Message text: Only choose one aggregate

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 RSDD818 - Only choose one aggregate ?

  The SAP error message RSDD818, which states "Only choose one aggregate," typically occurs in the context of SAP BW (Business Warehouse) when a user attempts to execute a query or perform an operation that involves multiple aggregates, but the system only allows the selection of one aggregate at a time.
  
  Cause:
  The primary cause of this error is that the query or operation you are trying to execute is designed to work with a single aggregate. In SAP BW, aggregates are pre-calculated summaries of data that improve query performance. When multiple aggregates are selected, the system cannot determine which one to use, leading to this error.
  
  Solution:
  To resolve the RSDD818 error, follow these steps:
  
  
  Check Query Settings: Review the query settings in the BEx Query Designer. Ensure that you are not inadvertently selecting multiple aggregates. You may need to adjust the query to focus on a single aggregate.
  
  
  Modify Aggregate Settings: If you are using