How To Fix BRAIN891 - InfoObject &1 must not be used in the drilldown

SAP Error Message - Details

• Message type: E = Error

• Message class: BRAIN -

• Message number: 891

• Message text: InfoObject &1 must not be used in the drilldown

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 BRAIN891 - InfoObject &1 must not be used in the drilldown ?

  The SAP error message BRAIN891 indicates that a specific InfoObject (denoted as &1) is not allowed to be used in the drilldown of a query. This typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when creating or executing queries in the BEx (Business Explorer) Analyzer or Query Designer.
  
  Cause:
  The error can arise due to several reasons:
  
  InfoObject Characteristics: The InfoObject in question may be defined as a "key figure" rather than a "characteristic." Key figures are typically used for aggregations and calculations, while characteristics are used for drilldown and filtering.
  Query Design: The InfoObject may not be included in the query definition as a characteristic that can be used for drilldown.
  Restrictions in the InfoObject: The InfoObject may have specific settings or restrictions that prevent it from being used in drilldown scenarios.
  Hierarchy Issues: If the InfoObject is part of a hierarchy, it may not be allowed in