How To Fix BW_GEN_CUSTOMIZING003 - Custom DataSource entry not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: BW_GEN_CUSTOMIZING - Message class for BW Generic Customizing.

• Message number: 003

• Message text: Custom DataSource entry not allowed

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BW_GEN_CUSTOMIZING003 - Custom DataSource entry not allowed ?

  The SAP error message BW_GEN_CUSTOMIZING003 indicates that there is an issue with the Custom DataSource entry in the SAP BW (Business Warehouse) system. This error typically occurs when you are trying to create or modify a DataSource, and the system does not allow the operation due to certain restrictions or configurations.
  Cause:
  
  Incorrect Configuration: The DataSource you are trying to create or modify may not be configured correctly in the system.
  Authorization Issues: The user may not have the necessary authorizations to create or modify DataSources.
  DataSource Type Restrictions: Certain types of DataSources may have restrictions on how they can be created or modified.
  Transport Issues: If you are trying to transport a DataSource from one system to another, there may be issues with the transport configuration.
  Customizing Settings: The customizing settings for the DataSource may not be properly set up, leading to this error.
  
  Solution:
  
  Check Configuration: Review the configuration of the DataSource in the SAP BW system. Ensure that all required fields are filled out correctly and that the DataSource is set up according to the system's requirements.
  Review Authorizations: Ensure that the user has the necessary authorizations to create or modify DataSources. You may need to consult with your SAP security team to verify this.
  DataSource Type: Verify that the type of DataSource you are trying to create or modify is allowed in the context you are working in. Some DataSources may have specific requirements or limitations.
  Transport Configuration: If this error occurs during a transport, check the transport configuration and ensure that all necessary objects are included in the transport request.
  Customizing Settings: Check the customizing settings related to DataSources in the SAP BW system. You may need to consult the SAP documentation or your system administrator for guidance on the correct settings.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message. There may be patches or updates that resolve the issue.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like RSA1 (Data Warehousing Workbench) to access DataSource settings and configurations.
  SAP Documentation: Refer to the official SAP documentation for BW and DataSource management for detailed guidance on creating and managing DataSources.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation.