How To Fix RSAR179 - Invalid source sytem type

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAR - Data Transfer and Metadata Maintenance

• Message number: 179

• Message text: Invalid source sytem type

What causes this issue?

The source system type enterd is not permitted. Permitted types of
source systems are:
@M1@ Own BW system
@6K@ SAP source system
@GH@ BW data mart system
@6M@ External system (PC files from workstation or files from
application server)
@6L@ External system with data/metadata transfer using BAPIs

How to fix this error?

Enter a valid system type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSAR179 - Invalid source sytem type ?

  The SAP error message RSAR179: Invalid source system type typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the configuration of a source system. This error indicates that the source system type specified is not recognized or is invalid.
  Causes:
  
  Incorrect Source System Type: The source system type defined in the configuration does not match any of the valid types recognized by SAP BW.
  Missing or Incorrect Configuration: The source system may not be properly configured, or there may be missing parameters that are required for the system to recognize the type.
  Transport Issues: If the source system configuration was transported from another system, there may have been issues during the transport process that led to an invalid configuration.
  Version Compatibility: The source system type may not be compatible with the version of SAP BW you are using.
  
  Solutions:
  
  
  Check Source System Configuration:
  
  Go to the SAP BW system and navigate to the source system configuration.
  Verify that the source system type is correctly defined and matches one of the valid types (e.g., SAP ERP, SAP S/4HANA, etc.).
  
  
  
  Correct the Source System Type:
  
  If the source system type is incorrect, update it to a valid type. You can do this in the SAP BW system by going to the relevant transaction (e.g., RSA1 for Data Warehousing Workbench) and editing the source system settings.
  
  
  
  Recreate the Source System:
  
  If the configuration seems too complex or corrupted, consider deleting the existing source system and recreating it with the correct parameters.
  
  
  
  Check Transport Logs:
  
  If the source system was transported, check the transport logs for any errors or warnings that might indicate what went wrong during the transport.
  
  
  
  Consult SAP Notes:
  
  Look for relevant SAP Notes that might address this specific error. SAP frequently updates its knowledge base with solutions for common issues.
  
  
  
  System Compatibility:
  
  Ensure that the source system is compatible with your version of SAP BW. If there are version mismatches, you may need to update or adjust configurations accordingly.
  
  
  
  Related Information:
  
  Transaction Codes: Common transaction codes related to source system configuration include RSA1 (Data Warehousing Workbench) and RSO2 (Manage Source Systems).
  SAP Documentation: Refer to the official SAP Help Portal for detailed documentation on configuring source systems in SAP BW.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and their solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.