How To Fix BRAIN218 - Property "Constant Selection" is not possible for &1

SAP Error Message - Details

• Message type: E = Error

• Message class: BRAIN -

• Message number: 218

• Message text: Property "Constant Selection" is not possible for &1

What causes this issue?

For structure element &V2& &V3&, the <ZK>Constant Selection</> property
with the addition <ZK>Display Values Not Posted</> is activated for
characteristic 0INFOPROV (= &V4&). The selection of characteristic &V1&
is also set as constant for this structure element or cell. This
combination is not supported for technical reasons.

System Response

For element &V2& &V3&, the <ZK>Constant Selection</> property for
characteristic &V1& is ignored.

How to fix this error?

You can also deactivate the <ZK>Display Values Not Posted</> property.
However, if you require both properties, copy the element and deactivate
one of the incompatible properties. You can then set one of the copies
as hidden.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BRAIN218 - Property "Constant Selection" is not possible for &1 ?

  The SAP error message BRAIN218, which states "Property 'Constant Selection' is not possible for &1," typically occurs in the context of SAP BW (Business Warehouse) or SAP Analytics when working with queries or data models. This error indicates that there is an issue with the selection of a constant value for a characteristic or key figure in a query or report.
  Cause:
  
  
  Incompatible Characteristics: The characteristic for which you are trying to set a constant selection may not support constant selection. This can happen if the characteristic is not defined correctly in the InfoObject or if it is not suitable for constant selection in the context of the query.
  
  
  Query Design Issues: The query might be designed in a way that does not allow for constant selections due to the structure of the query or the way the variables are defined.
  
  
  Data Source Limitations: The underlying data source (e.g., InfoProvider) may not support constant selections for certain characteristics.
  
  
  Missing Authorizations: Sometimes, the user may not have the necessary authorizations to perform constant selections on certain characteristics.
  
  
  Solution:
  
  
  Check Characteristic Settings: Review the settings of the characteristic in the InfoObject. Ensure that it is configured to allow constant selections.
  
  
  Modify Query Design: If the query is not designed to allow constant selections, consider modifying the query. You may need to remove or adjust the variable that is causing the issue.
  
  
  Review Data Source: Ensure that the data source you are using supports constant selections for the characteristics involved. If not, consider using a different data source or adjusting your approach.
  
  
  User Authorizations: Verify that the user has the necessary authorizations to perform constant selections. If not, work with your SAP security team to grant the required permissions.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the characteristics and queries you are working with.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  SAP BW Documentation: Review the official SAP BW documentation for best practices on query design and characteristic settings.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with an SAP BW expert or your organization's SAP support team for further assistance.