How To Fix RSDS_ACCESS020 - Name of DataSource field cannot be initial; Default value assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDS_ACCESS - Access Messages

• Message number: 020

• Message text: Name of DataSource field cannot be initial; Default value assigned

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 RSDS_ACCESS020 - Name of DataSource field cannot be initial; Default value assigned ?

  The SAP error message RSDS_ACCESS020 indicates that a DataSource field name cannot be empty (initial). This typically occurs when you are trying to create or modify a DataSource in SAP BW (Business Warehouse) and one of the required fields is not filled in.
  Cause:
  
  Missing Field Name: The error is triggered when a required field in the DataSource definition is left blank or not properly defined.
  Incorrect Configuration: There may be an issue with the configuration of the DataSource, such as missing mappings or incorrect settings.
  DataSource Definition: The DataSource might not have been defined correctly, leading to the system assigning a default value.
  
  Solution:
  
  
  Check DataSource Definition:
  
  Go to the DataSource definition in the SAP BW system.
  Ensure that all required fields are filled in correctly, especially the field names.
  
  
  
  Review Field Mappings:
  
  If you are using a transformation or a data flow, check the mappings to ensure that all fields are correctly mapped and none are left blank.
  
  
  
  Recreate DataSource:
  
  If the DataSource is not configured correctly, consider deleting it and recreating it with the correct settings.
  
  
  
  Default Values:
  
  If the system is assigning a default value, check the settings for default values in the DataSource configuration and ensure they are set as intended.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidelines on DataSource creation and configuration.
  
  
  
  Check for Updates:
  
  Ensure that your SAP system is up to date with the latest patches and updates, as sometimes bugs can cause unexpected behavior.
  
  
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like RSA1 (Data Warehousing Workbench) to access DataSource settings.
  SAP Notes: Check SAP Notes for any known issues related to this error message. You can search for RSDS_ACCESS020 in the SAP Support Portal.
  Community Forums: SAP Community and other forums can provide insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to resolve the RSDS_ACCESS020 error and ensure that your DataSource is correctly configured.