How To Fix UGMD7016 - Program error: DataSource field &1 is not known

SAP Error Message - Details

• Message type: E = Error

• Message class: UGMD7 - Messages for Package UGMD7

• Message number: 016

• Message text: Program error: DataSource field &1 is not known

What causes this issue?

A program error exists: DataSource field &V1& is not known.

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?

Notify SAP.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UGMD7016 - Program error: DataSource field &1 is not known ?

  The SAP error message UGMD7016 indicates that there is a problem with a DataSource field that is not recognized or does not exist in the context where it is being referenced. This error typically occurs in the context of data extraction or data modeling, particularly when working with SAP BW (Business Warehouse) or SAP HANA.
  Cause:
  
  Field Name Mismatch: The field name specified in the DataSource does not match any of the fields defined in the underlying data structure (e.g., database table, view, or InfoObject).
  DataSource Configuration: The DataSource may not be properly configured or activated, leading to discrepancies in the field definitions.
  Changes in Data Model: If there have been recent changes to the underlying data model (e.g., fields added, removed, or renamed), the DataSource may not have been updated accordingly.
  Transport Issues: If the DataSource was transported from one system to another, there may be inconsistencies in the field definitions between the source and target systems.
  
  Solution:
  
  Check Field Definitions: Verify that the field name specified in the error message exists in the DataSource definition. You can do this by navigating to the DataSource in the SAP BW or HANA modeling environment.
  Update DataSource: If the field has been added or modified in the underlying data structure, update the DataSource to reflect these changes. This may involve reactivating the DataSource or regenerating it.
  Recheck DataSource Activation: Ensure that the DataSource is activated. If it is not, activate it and check if the error persists.
  Review Transport Logs: If the DataSource was transported, review the transport logs to ensure that all necessary objects were included and that there were no errors during the transport process.
  Consult Documentation: If you are unsure about the field definitions or the DataSource configuration, consult the relevant SAP documentation or seek assistance from your SAP Basis or BW team.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to access and manage DataSources.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific DataSource or error message.
  Debugging: If the issue persists, consider debugging the process to identify where the error is occurring in the data flow.
  
  By following these steps, you should be able to identify the cause of the UGMD7016 error and implement a solution to resolve it.