How To Fix CM_EXPERT329 - Unknown table field &1 was assigned to fact with ext. ID &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CM_EXPERT - Messages for Expert

• Message number: 329

• Message text: Unknown table field &1 was assigned to fact with ext. ID &2

What causes this issue?

The external ID of the fact contains a table field that does not exist
in the table that was assigned to the fact type.

How to fix this error?

INCLUDE EHS_25A_EXPERT01 OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CM_EXPERT329 - Unknown table field &1 was assigned to fact with ext. ID &2 ?

  The SAP error message CM_EXPERT329 indicates that there is an issue with a field assignment in a fact table. Specifically, it means that a field (denoted as &1) is not recognized or does not exist in the context of the fact table with the external ID &2. This can occur in various scenarios, particularly when working with SAP BW (Business Warehouse) or SAP HANA models.
  Causes:
  
  Field Name Mismatch: The field name specified in the assignment does not match any existing field in the data source or the fact table.
  Data Source Changes: If the underlying data source has been modified (e.g., fields added, renamed, or deleted), the fact table may still reference the old field names.
  Modeling Errors: Errors during the modeling process, such as incorrect mappings or configurations in the InfoObjects or InfoProviders.
  Transport Issues: If the changes were transported from one system to another (e.g., from development to production), there may be inconsistencies in the data model.
  
  Solutions:
  
  Verify Field Existence: Check if the field &1 exists in the data source or the fact table. If it does not, you may need to update the assignment or create the field in the data source.
  Update Data Model: If the data source has changed, update the data model to reflect the current structure. This may involve modifying the InfoObjects or InfoProviders.
  Reassign Fields: If the field has been renamed, reassign the correct field name in the fact table configuration.
  Check Transport Logs: If the issue arose after a transport, review the transport logs to ensure that all necessary objects were transported correctly.
  Activate Objects: Sometimes, simply activating the affected objects in the SAP system can resolve the issue.
  Consult Documentation: Review SAP documentation or notes related to the specific version you are using, as there may be known issues or patches available.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Debugging: If you have access to debugging tools, you can trace the execution to identify where the error is occurring in the data flow.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.