How To Fix RSAN_MDL064 - Field name &1 in the data source is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAN_MDL - Messages on Analysis Object Model

• Message number: 064

• Message text: Field name &1 in the data source is invalid

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAN_MDL064 - Field name &1 in the data source is invalid ?

  The SAP error message RSAN_MDL064 indicates that there is an issue with a field name in a data source that is being used in an SAP BW (Business Warehouse) model. This error typically arises when the field name specified in the data source does not exist or is not valid for the context in which it is being used.
  Cause:
  
  Invalid Field Name: The field name specified in the data source does not match any of the fields available in the underlying data source (e.g., a database table or view).
  Field Name Changes: The structure of the underlying data source may have changed, leading to the field being renamed or removed.
  Data Source Configuration: The data source may not be properly configured, or the field may not be included in the data source definition.
  Transport Issues: If the data source was transported from one system to another, there may be inconsistencies in the field definitions.
  
  Solution:
  
  Verify Field Name: Check the field name specified in the error message against the actual fields in the underlying data source. Ensure that the field exists and is spelled correctly.
  Update Data Source: If the field has been renamed or removed, update the data source definition in SAP BW to reflect the current structure of the underlying data source.
  Re-activate Data Source: If changes were made to the data source, re-activate it in the SAP BW system to ensure that the changes are recognized.
  Check Data Source Configuration: Go to the data source configuration in SAP BW and ensure that all necessary fields are included and correctly mapped.
  Transport Consistency: If the issue arose after a transport, check the transport logs and ensure that all necessary objects were transported correctly.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to access the data source and check its configuration.
  Data Source Types: Understand the type of data source you are working with (e.g., InfoSource, DataSource, etc.) and ensure that it is compatible with the fields you are trying to use.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance related to this error message.
  Documentation: Refer to SAP documentation for detailed information on data source configuration and troubleshooting.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.