How To Fix RSAR730 - The mandatory field indicator of field & changed to <&>

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAR - Data Transfer and Metadata Maintenance

• Message number: 730

• Message text: The mandatory field indicator of field & changed to <&>

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAR730 - The mandatory field indicator of field & changed to <&> ?

  The SAP error message RSAR730 indicates that there is an issue with the data transfer process, specifically related to the mandatory field indicator of a field in the data source. This error typically occurs in the context of SAP BW (Business Warehouse) when data is being extracted from a source system.
  Cause:
  The error message RSAR730 is triggered when the mandatory field indicator for a specific field in the data source has been changed. This can happen due to various reasons, such as:
  
  Changes in the Source System: If the structure of the data source in the source system has been modified (e.g., a field that was previously optional is now marked as mandatory).
  Data Source Configuration: Changes in the configuration of the data source in SAP BW, where the field definitions have been altered.
  Inconsistent Metadata: There may be inconsistencies between the metadata definitions in the source system and the BW system.
  
  Solution:
  To resolve the RSAR730 error, you can follow these steps:
  
  
  Check the Data Source: Review the data source in the source system to verify the field definitions. Ensure that the mandatory field indicator is set correctly according to your requirements.
  
  
  Update the Data Source in BW: If changes have been made in the source system, you may need to update the data source in SAP BW. This can be done by:
  
  Going to the DataSource maintenance transaction (e.g., RSA1).
  Selecting the relevant DataSource and checking the field definitions.
  Adjusting the field properties as necessary.
  
  
  
  Re-activate the DataSource: After making changes, re-activate the DataSource in BW to ensure that the changes take effect.
  
  
  Check for Data Transfer Processes (DTP): If you are using DTPs, ensure that they are configured correctly and that they reflect the current structure of the DataSource.
  
  
  Test the Data Transfer: After making the necessary adjustments, perform a test data transfer to ensure that the error is resolved.
  
  
  Consult Documentation: If the issue persists, refer to SAP documentation or support notes related to the specific DataSource or error message for further guidance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Data Modeling: Familiarize yourself with data modeling concepts in SAP BW, as understanding the relationships between fields and their properties can help prevent such errors in the future.
  
  By following these steps, you should be able to identify the cause of the RSAR730 error and implement a solution to resolve it.