How To Fix MCW_AA_AT016 - Selection variable &3 not maintained for query &1 in method &2

SAP Error Message - Details

• Message type: E = Error

• Message class: MCW_AA_AT - Messages for Allocation Rule Generation Based on BW

• Message number: 016

• Message text: Selection variable &3 not maintained for query &1 in method &2

What causes this issue?

In customizing 'Maintaining Query Components for Analytical
Applications', the field 'Field Name in OLTP (R/3)' must be supplied
with the contents from '&V3&' for selecting sites (corresponding
selection field in SAP BW, for example, 0S_PLANT).

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?

If you have the necessary authorization, adjust the data in customizing
to 'Data retraction for Retail/CP' (transaction MCW_AA), otherwise
notify your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MCW_AA_AT016 - Selection variable &3 not maintained for query &1 in method &2 ?

  The SAP error message MCW_AA_AT016 indicates that a selection variable (in this case, identified as &3) has not been maintained for a specific query (&1) in the context of a method (&2). This typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when working with queries in the Query Designer or when executing queries in reports.
  Cause:
  
  Unmaintained Selection Variable: The selection variable specified in the error message has not been defined or maintained in the query. This means that the query is expecting a value for this variable, but it has not been set up correctly.
  Query Configuration Issues: There may be issues with how the query is configured, such as missing parameters or incorrect settings in the Query Designer.
  Data Source Issues: The underlying data source for the query may not be properly set up, leading to the selection variable not being recognized.
  
  Solution:
  
  
  Maintain the Selection Variable:
  
  Open the Query Designer for the specific query (&1).
  Check the selection variables defined for the query.
  Ensure that the selection variable (&3) is properly defined and has a default value or is set to prompt the user for input when the query is executed.
  
  
  
  Check Query Settings:
  
  Review the settings and properties of the query to ensure that all necessary parameters and variables are correctly configured.
  Make sure that the selection variable is linked to the appropriate characteristic or key figure.
  
  
  
  Test the Query:
  
  After making changes, test the query to ensure that it runs without errors.
  If the query is part of a report or dashboard, ensure that the report is updated to reflect any changes made to the query.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for additional guidance on maintaining selection variables and configuring queries.
  
  
  
  Check for Authorizations:
  
  Ensure that the user executing the query has the necessary authorizations to access the data and the query itself.
  
  
  
  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 for insights from other users who may have encountered similar issues.
  Training and Documentation: Consider reviewing training materials or documentation on SAP BW/BI query design and management for a deeper understanding of selection variables and query configuration.
  
  By following these steps, you should be able to resolve the error message MCW_AA_AT016 and successfully execute your query.