How To Fix RSDD_LM123 - Not all JoinProviders are linked with the CompositeProvider

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_LM - Messages for Lean Modeler (API and RSLIMO)

• Message number: 123

• Message text: Not all JoinProviders are linked with the CompositeProvider

Self-Explanatory Message

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• What is the cause and solution for SAP error message RSDD_LM123 - Not all JoinProviders are linked with the CompositeProvider ?

  The SAP error message RSDD_LM123 indicates that not all JoinProviders are linked with the CompositeProvider in your SAP BW/4HANA or SAP BW system. This error typically arises when you are trying to activate or execute a CompositeProvider that has JoinProviders, but there are inconsistencies in the way these providers are linked.
  Cause:
  
  Missing Links: Some JoinProviders are not properly linked to the CompositeProvider. This can happen if the JoinProviders were not added correctly or if there are changes in the data model that were not reflected in the CompositeProvider.
  Incorrect Configuration: The configuration of the CompositeProvider may not be set up correctly, leading to missing relationships between the JoinProviders.
  Data Model Changes: If there have been recent changes to the underlying data model (e.g., changes in InfoObjects, InfoProviders, or transformations), it may lead to inconsistencies.
  
  Solution:
  
  Check Links: Open the CompositeProvider in the SAP BW Modeling Tools and verify that all JoinProviders are correctly linked. Ensure that each JoinProvider is included in the CompositeProvider's data model.
  Recreate Links: If any JoinProviders are missing, you may need to add them back to the CompositeProvider. This can be done by dragging and dropping the JoinProviders into the CompositeProvider.
  Validate Data Model: Use the validation tools available in the SAP BW Modeling Tools to check for any inconsistencies or errors in the data model.
  Activate the CompositeProvider: After ensuring that all JoinProviders are linked correctly, try to activate the CompositeProvider again.
  Check for Updates: Ensure that your SAP system is up to date with the latest support packages and notes, as there may be fixes for known issues related to CompositeProviders and JoinProviders.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to CompositeProviders and JoinProviders for any known issues or additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for CompositeProviders and JoinProviders for detailed information on how to configure and manage these objects.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to resolve the RSDD_LM123 error and ensure that your CompositeProvider is functioning correctly.