How To Fix RSAN_MDL086 - Invalid grouping field &1 is being deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAN_MDL - Messages on Analysis Object Model

• Message number: 086

• Message text: Invalid grouping field &1 is being deleted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAN_MDL086 - Invalid grouping field &1 is being deleted ?

  The SAP error message RSAN_MDL086, which states "Invalid grouping field &1 is being deleted," typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the data model or the configuration of a query. This error indicates that a grouping field specified in a query or data model is invalid and is being removed from the configuration.
  Cause:
  
  Invalid Field Reference: The grouping field specified in the query or data model may not exist in the underlying data source or InfoProvider.
  Field Deletion: The field may have been deleted or renamed in the underlying data model or InfoObject.
  Inconsistent Data Model: Changes in the data model (like changes in InfoObjects, InfoProviders, or transformations) can lead to inconsistencies that trigger this error.
  Data Source Changes: If the data source has been modified (e.g., fields added or removed), it can lead to invalid references in existing queries.
  
  Solution:
  
  Check Field Existence: Verify that the grouping field referenced in the query or data model exists in the underlying data source. If it has been deleted or renamed, update the query or data model accordingly.
  Update Queries: If the field has been removed, you may need to adjust the queries that reference this field. Remove or replace the invalid grouping field in the query definition.
  Rebuild Data Model: If there have been significant changes to the data model, consider rebuilding or reactivating the data model to ensure all references are valid.
  Check for Transport Issues: If the issue arose after a transport, ensure that all necessary objects were transported correctly and that there are no inconsistencies between development and production environments.
  Consult Documentation: Review SAP documentation or notes related to the specific version of SAP BW you are using for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to RSAN_MDL086 for your version of SAP BW. SAP frequently updates their knowledge base with solutions to common issues.
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to check the InfoObjects and InfoProviders for any inconsistencies.
  Query Designer: Use the Query Designer to review and modify the queries that are causing the error.
  Data Modeling: Familiarize yourself with data modeling best practices in SAP BW to avoid similar issues in the future.
  
  If the problem persists after following these steps, consider reaching out to SAP support for further assistance.