How To Fix CNVMBTRFC164 - Function CNV_MBT_RFC_GET with sy-subrc &1 - check RFC Management

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVMBTRFC - Messages used in RFC Management and its objects

• Message number: 164

• Message text: Function CNV_MBT_RFC_GET with sy-subrc &1 - check RFC Management

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNVMBTRFC164 - Function CNV_MBT_RFC_GET with sy-subrc &1 - check RFC Management ?

  The SAP error message CNVMBTRFC164, which occurs in the context of the function module CNV_MBT_RFC_GET, typically indicates an issue related to Remote Function Call (RFC) management. This error can arise during data migration or conversion processes, particularly when using the SAP Migration Cockpit or similar tools.
  Cause:
  The error message with sy-subrc &1 suggests that there is a specific return code that indicates the nature of the problem. Common causes for this error include:
  
  
  RFC Destination Issues: The RFC destination may not be correctly configured or may be inactive. This can prevent the system from establishing a connection to the target system.
  
  
  Authorization Problems: The user executing the function may not have the necessary authorizations to perform the required actions in the target system.
  
  
  Network Issues: There may be network connectivity problems between the source and target systems, preventing successful communication.
  
  
  System Configuration: The target system may not be properly set up to handle the requests being sent from the source system.
  
  
  Function Module Issues: The function module CNV_MBT_RFC_GET itself may have issues, such as being incorrectly implemented or having bugs.
  
  
  Solution:
  To resolve the CNVMBTRFC164 error, you can take the following steps:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 and verify the configuration of the RFC destination being used.
  Test the connection to ensure it is working correctly.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations in both the source and target systems.
  Check roles and profiles assigned to the user.
  
  
  
  Network Connectivity:
  
  Verify that there are no network issues preventing communication between the systems.
  Check firewall settings and network configurations.
  
  
  
  System Configuration:
  
  Ensure that the target system is properly configured to accept RFC calls.
  Check for any specific settings or configurations required for the migration process.
  
  
  
  Debugging:
  
  If you have access to the ABAP code, you can debug the function module CNV_MBT_RFC_GET to identify the exact point of failure.
  Look for any specific error messages or logs that can provide more context.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM59 (RFC Destinations)
  SU53 (Authorization Check)
  ST22 (Dump Analysis)
  SLG1 (Application Log)
  
  
  
  Documentation: Review the SAP documentation related to the Migration Cockpit or the specific migration tool you are using for any additional configuration or setup requirements.
  
  
  By following these steps, you should be able to diagnose and resolve the CNVMBTRFC164 error effectively.