How To Fix FDT_CHANGE_INFO677 - Aggregation Column was changed from &1 to &2

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_CHANGE_INFO - FDT: Changes info in object for different versions

• Message number: 677

• Message text: Aggregation Column was changed from &1 to &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_CHANGE_INFO677 - Aggregation Column was changed from &1 to &2 ?

  The SAP error message FDT_CHANGE_INFO677 indicates that there has been a change in the aggregation column of a data model or a data source. Specifically, it states that the aggregation column has been modified from one value (&1) to another (&2). This typically occurs in the context of SAP Data Intelligence or SAP BW (Business Warehouse) when working with data models, queries, or InfoProviders.
  Cause:
  
  Model Changes: The aggregation column in a data model or InfoProvider has been altered, which can happen during model design or when adjustments are made to the underlying data structure.
  Data Source Modification: Changes in the data source or the underlying database schema can lead to this error if the aggregation settings are not aligned with the new structure.
  Inconsistent Metadata: If there are inconsistencies in the metadata definitions between different components of the SAP system, this error can arise.
  
  Solution:
  
  Review Changes: Check the changes made to the data model or InfoProvider. Identify what modifications were made to the aggregation column and ensure they are intentional and correct.
  Update Data Model: If the change was unintentional, revert the aggregation column to its original state. If the change is necessary, ensure that all dependent objects (like queries, reports, etc.) are updated accordingly.
  Consistency Check: Run a consistency check on the data model or InfoProvider to identify any other potential issues that may have arisen due to the change.
  Rebuild or Refresh: If necessary, rebuild or refresh the data model or InfoProvider to ensure that all components are synchronized with the latest changes.
  Documentation: Document any changes made to the aggregation columns and communicate with relevant stakeholders to ensure everyone is aware of the modifications.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Review SAP training materials or documentation related to data modeling and aggregation in SAP BW or SAP Data Intelligence to better understand the implications of changing aggregation columns.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.