How To Fix BRAIN888 - No exception aggr. in BWA for constant &1. User decision overridden.

BRAIN888 - Overview

• Message type: E = Error

• Message class: BRAIN -

• Message number: 888

• Message text: No exception aggr. in BWA for constant &1. User decision overridden.

What causes this issue?

The user decision to perform exception aggregation in BWA has been
overridden.
This could be for the following reasons:
It has been explicitly overridden, for example by debugging
MultiProvider with compound characteristics that are used by the query
either directly or indirectly (as an exception aggregation reference
characteristic for example) and of which at least one is defined in such
a way that the bracket parent is supplied homogenously, and at least one
of the participating InfoProviders does not contain the bracket child
(compounding problem).
Individual InfoProvider without BWA persistency

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BRAIN888 - No exception aggr. in BWA for constant &1. User decision overridden. ?

  The SAP error message BRAIN888 indicates that there is no exception aggregation defined in the Business Warehouse Accelerator (BWA) for a specific constant. This error typically arises when you are trying to execute a query that involves exception aggregation, but the necessary configuration is missing.
  
  Cause:
  
  Missing Exception Aggregation: The primary cause of this error is that the exception aggregation for the specified constant is not defined in the BWA. Exception aggregation is used in queries to handle specific cases differently from the standard aggregation.
  Incorrect Query Design: The query may be designed in a way that expects exception aggregation to be available, but it has not been set up in the backend.
  Data Model Issues: There may be issues with the data model or the InfoProvider that prevent the exception aggregation from being recognized.
  
  
  Solution:
  
  
  Define Exception Aggregation:
  
  Go to the relevant InfoObject in the SAP BW system.
  Check the settings for exception aggregation and ensure that