How To Fix RSAU480 - Error when determining the communication structure for the InfoSource

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAU - Update rules

• Message number: 480

• Message text: Error when determining the communication structure for the InfoSource

What causes this issue?

Error when determining the communication structure for InfoSource &V1&.

System Response

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

How to fix this error?

Check whether the communication structure for this InfoSource was
deleted and where necessary generate it again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSAU480 - Error when determining the communication structure for the InfoSource ?

  The SAP error message RSAU480 typically occurs when there is an issue with the communication structure for an InfoSource in the SAP BW (Business Warehouse) environment. This error can arise due to various reasons, including configuration issues, missing objects, or inconsistencies in the data model.
  Cause of RSAU480 Error
  
  Missing or Inconsistent InfoSource: The InfoSource may not be properly defined or may be missing key components.
  Communication Structure Issues: The communication structure associated with the InfoSource may not be correctly set up or may have been deleted or modified.
  DataSource Issues: The DataSource linked to the InfoSource may have issues, such as being inactive or not properly configured.
  Transport Issues: If the InfoSource or its components were transported from another system, there may be inconsistencies or missing objects.
  Authorization Issues: Lack of proper authorizations can also lead to this error.
  
  Solution Steps
  
  
  Check InfoSource Configuration:
  
  Go to the InfoSource in the SAP BW system and verify that it is correctly configured.
  Ensure that all necessary fields and structures are defined.
  
  
  
  Verify Communication Structure:
  
  Check the communication structure associated with the InfoSource. Ensure that it exists and is correctly defined.
  You can do this by navigating to the relevant transaction (e.g., RSA1) and checking the InfoSource details.
  
  
  
  Review DataSource:
  
  Ensure that the DataSource linked to the InfoSource is active and correctly configured.
  Check if the DataSource is extracting data as expected.
  
  
  
  Check for Transport Issues:
  
  If the InfoSource was transported from another system, ensure that all related objects were transported correctly.
  Check for any missing components or inconsistencies.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the InfoSource and its components.
  
  
  
  Rebuild Communication Structure:
  
  If the communication structure is corrupted, you may need to rebuild it. This can be done by deleting the existing structure and creating a new one.
  
  
  
  Check for Notes and Patches:
  
  Look for any SAP Notes or patches related to this error. Sometimes, SAP releases fixes for known issues.
  
  
  
  Consult SAP Documentation:
  
  Refer to SAP documentation or help resources for additional troubleshooting steps specific to your version of SAP BW.
  
  
  
  Related Information
  
  Transaction Codes: 
  
  RSA1: Data Warehousing Workbench
  RSO2: Maintain DataSource
  RSO3: Display DataSource
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the RSAU480 error in your SAP BW environment. If the issue persists, consider reaching out to SAP support for further assistance.