How To Fix RSO_CTC079 - Error assigning logon user as &1 to Myself RFC destination

SAP Error Message - Details

• Message type: E = Error

• Message class: RSO_CTC - Message class for CTC related messages

• Message number: 079

• Message text: Error assigning logon user as &1 to Myself RFC destination

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSO_CTC079 - Error assigning logon user as &1 to Myself RFC destination ?

  The SAP error message RSO_CTC079 typically occurs when there is an issue with the assignment of a logon user to a Remote Function Call (RFC) destination in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence). This error can arise due to various reasons, including configuration issues, authorization problems, or incorrect settings in the RFC destination.
  Cause:
  
  Authorization Issues: The user may not have the necessary authorizations to access the RFC destination or to perform the required actions.
  Incorrect RFC Destination Configuration: The RFC destination may not be correctly configured, leading to issues when trying to assign the user.
  Network Issues: There may be network connectivity problems between the SAP systems involved.
  User Lock or Inactive Status: The user account may be locked or inactive, preventing successful logon.
  Profile Parameters: Certain profile parameters may not be set correctly, affecting the RFC connection.
  
  Solution:
  
  
  Check User Authorizations:
  
  Ensure that the user has the necessary authorizations to access the RFC destination. You can check this in transaction SU01 (User Maintenance) and PFCG (Role Maintenance).
  
  
  
  Verify RFC Destination Configuration:
  
  Go to transaction SM59 and check the configuration of the RFC destination. Ensure that the connection type, target host, and system ID are correctly set.
  Test the RFC connection using the "Connection Test" option in SM59.
  
  
  
  Check User Status:
  
  Verify that the user is not locked or inactive. You can check this in transaction SU01.
  
  
  
  Review Network Connectivity:
  
  Ensure that there are no network issues preventing the connection to the RFC destination. You can use tools like ping or telnet to check connectivity.
  
  
  
  Check Profile Parameters:
  
  Review the profile parameters related to RFC connections. You can check these in transaction RZ10 or RZ11.
  
  
  
  Check Logs for More Details:
  
  Look at the system logs (transaction SM21) or the developer trace files (transaction ST11) for more detailed error messages that could provide additional context.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: RFC Destinations
  SU01: User Maintenance
  PFCG: Role Maintenance
  RZ10: Profile Parameters
  RZ11: Profile Parameter Display
  SM21: System Log
  ST11: Developer Traces
  
  
  
  SAP Support: If the issue persists after following the above steps, consider reaching out to SAP Support for further assistance, providing them with the error message details and any logs you have reviewed.
  
  
  By following these steps, you should be able to identify and resolve the cause of the RSO_CTC079 error in your SAP system.