How To Fix RSBK048 - Cannot connect target to all sources; see long text

SAP Error Message - Details

• Message type: E = Error

• Message class: RSBK - Messages for the Data Transfer Process

• Message number: 048

• Message text: Cannot connect target to all sources; see long text

What causes this issue?

You are trying to link two BW objects using a transformation. This
combination is not valid however. Invalid combinations are:
InfoSet or DataStore Object (advanced) as source for a VirtualProvider
DataSource as source for an open hub destination
MultiProvider containing an Infoset as source for a VirtualProvider

System Response

You cannot create a transformation for this combination.

How to fix this error?

Use a valid source/target combination.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSBK048 - Cannot connect target to all sources; see long text ?

  The SAP error message RSBK048 indicates that there is an issue with connecting a target to all sources in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence). This error typically arises during data extraction or data loading processes when the system is unable to establish a connection between the target data object (like an InfoProvider) and the source data objects (like DataSources or InfoObjects).
  Causes:
  
  Incorrect Source Configuration: The source system or DataSource may not be correctly configured or may not be available.
  Network Issues: There could be network connectivity issues between the SAP BW system and the source system.
  Authorization Problems: The user executing the data load may not have the necessary authorizations to access the source or target objects.
  DataSource Activation: The DataSource may not be activated or may have been changed without proper reactivation.
  Target Object Issues: The target object may not be properly defined or may have inconsistencies.
  
  Solutions:
  
  Check Source Configuration: Verify that the DataSource is correctly configured and that it is active. Ensure that the source system is connected and operational.
  Network Connectivity: Test the network connection between the SAP BW system and the source system. Ensure that there are no firewall or network issues preventing access.
  Review Authorizations: Ensure that the user has the necessary authorizations to access both the source and target objects. Check roles and permissions in the SAP system.
  Reactivate DataSource: If the DataSource has been modified, reactivate it in the SAP BW system. This can often resolve issues related to changes in the DataSource structure.
  Check Target Object Definition: Review the definition of the target object to ensure it is correctly set up and that there are no inconsistencies or errors in its configuration.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like RSA1 (Data Warehousing Workbench) to check the status of DataSources and InfoProviders.
  Logs and Traces: Check the logs and traces for more detailed error messages that can provide additional context about the failure.
  SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the RSBK048 error.
  Documentation: Refer to SAP documentation for best practices on configuring DataSources and InfoProviders in SAP BW.
  
  By following these steps, you should be able to diagnose and resolve the RSBK048 error in your SAP environment.