How To Fix RSDD020 - No aggregates could be summarized for optimization

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD - Message class for data manager

• Message number: 020

• Message text: No aggregates could be summarized for optimization

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSDD020 - No aggregates could be summarized for optimization ?

  The SAP error message RSDD020, which states "No aggregates could be summarized for optimization," typically occurs in the context of SAP BW (Business Warehouse) when the system is trying to optimize aggregates but cannot find any suitable aggregates to summarize. This can happen for several reasons, and understanding the cause is essential for finding a solution.
  Causes:
  
  No Aggregates Defined: The most straightforward reason is that there are no aggregates defined for the InfoCube or the query being executed.
  Incompatible Aggregates: The aggregates that exist may not be compatible with the query or the data being processed.
  Data Model Changes: Changes in the underlying data model (like changes in InfoObjects or InfoProviders) may lead to aggregates becoming invalid or unusable.
  Data Not Loaded: If the data has not been loaded into the aggregates, the system will not be able to summarize them.
  Incorrect Settings: The settings for the aggregates may not be configured correctly, leading to