How To Fix RSDME755 - BW Datasource &1 does not exist, attached Sources are invalidated

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDME -

• Message number: 755

• Message text: BW Datasource &1 does not exist, attached Sources are invalidated

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDME755 - BW Datasource &1 does not exist, attached Sources are invalidated ?

  The SAP error message RSDME755 indicates that a specific BW (Business Warehouse) DataSource does not exist or is invalidated. This error typically occurs when you are trying to access or use a DataSource that has been deleted, not activated, or is otherwise unavailable in the system.
  Cause:
  
  DataSource Deletion: The DataSource may have been deleted from the system.
  Invalidation: The DataSource might be invalidated due to changes in the underlying data model or structure.
  Transport Issues: If the DataSource was transported from another system, it may not have been properly activated in the target system.
  Authorization Issues: Lack of proper authorizations to access the DataSource can also lead to this error.
  Technical Issues: There may be technical issues or inconsistencies in the BW system.
  
  Solution:
  
  
  Check DataSource Existence:
  
  Go to the DataSource maintenance transaction (e.g., RSA1) and verify if the DataSource exists.
  If it does not exist, you may need to recreate it or transport it from another system.
  
  
  
  Activate the DataSource:
  
  If the DataSource exists but is not activated, activate it in the DataSource maintenance area.
  
  
  
  Check for Invalidation:
  
  If the DataSource is invalidated, you may need to revalidate it. This can often be done by reactivating the DataSource or checking the related InfoObjects.
  
  
  
  Review Transport Requests:
  
  If the DataSource was recently transported, ensure that all related objects were included in the transport request and that they were successfully imported.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the DataSource. This can be checked in the user roles and authorizations.
  
  
  
  Consult Logs:
  
  Check the system logs (transaction SLG1) for any additional error messages or warnings that might provide more context about the issue.
  
  
  
  Recreate the DataSource:
  
  If the DataSource is missing and cannot be restored, you may need to recreate it from scratch, ensuring that all necessary settings and mappings are correctly configured.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  RSA1: Data Warehousing Workbench
  RSA2: DataSource Maintenance
  SLG1: Application Log
  
  
  
  Documentation: Refer to SAP Help documentation for BW DataSources for detailed steps on creating, activating, and managing DataSources.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific DataSource or error message.
  
  
  By following these steps, you should be able to resolve the RSDME755 error and restore functionality to your BW DataSource.