How To Fix CNV_BASIS_UTILITIES022 - RFC caller &1 not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_BASIS_UTILITIES - Basis utilities (application log etc. for MWB + CCW)

• Message number: 022

• Message text: RFC caller &1 not valid

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_BASIS_UTILITIES022 - RFC caller &1 not valid ?

  The SAP error message CNV_BASIS_UTILITIES022 indicates that there is an issue with the Remote Function Call (RFC) where the caller is not recognized as valid. This error typically arises in the context of data migration or conversion processes, particularly when using the SAP Landscape Transformation (SLT) or other data migration tools.
  Cause:
  
  Invalid RFC Destination: The RFC destination being used may not be correctly configured or may not exist.
  Authorization Issues: The user or system trying to execute the RFC may not have the necessary authorizations.
  Network Issues: There may be network connectivity problems between the systems involved in the RFC call.
  Incorrect User Credentials: The credentials used for the RFC connection may be incorrect or expired.
  System Configuration: The system may not be properly configured to allow the RFC call from the specified caller.
  
  Solution:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 and verify that the RFC destination is correctly configured.
  Test the connection to ensure it is working properly.
  
  
  
  Review Authorizations:
  
  Ensure that the user executing the RFC has the necessary authorizations. You can check this in transaction SU53 after the error occurs to see if there are any authorization failures.
  
  
  
  Validate User Credentials:
  
  Confirm that the user credentials used for the RFC connection are correct and have not expired.
  
  
  
  Network Connectivity:
  
  Check for any network issues that might be preventing the RFC call from being established. This can include firewall settings or network outages.
  
  
  
  System Configuration:
  
  Ensure that the system is configured to allow RFC calls from the specified caller. This may involve checking settings in transaction RZ10 or RZ11.
  
  
  
  Check Logs:
  
  Review the system logs (transaction SM21) and the developer trace (transaction ST22) for any additional error messages that might provide more context.
  
  
  
  Related Information:
  
  RFC (Remote Function Call): A protocol used in SAP systems to enable communication between different SAP systems or between SAP and non-SAP systems.
  Transaction Codes:
  
  SM59: RFC Destinations
  SU53: Authorization Check
  SM21: System Log
  ST22: Dump Analysis
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.