How To Fix CNV_MBT_SNAP203 - Could not change RFC Destination &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_SNAP - Messages for Snap Schor Integration

• Message number: 203

• Message text: Could not change RFC Destination &1.

What causes this issue?

It was not possbile to change the RFC Destination. The problem happens
when calling the function module RFC_MODIFY_R3_DESTINATION.

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 the RFC Destination data you have entered. Call the RFC Management
and check the Sender Destination.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_MBT_SNAP203 - Could not change RFC Destination &1. ?

  The SAP error message CNV_MBT_SNAP203 indicates that there was an issue changing the RFC (Remote Function Call) destination specified in the error message. This error typically arises during data migration or system conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
  Causes:
  
  Incorrect RFC Destination: The specified RFC destination may not exist or may be incorrectly configured.
  Authorization Issues: The user executing the operation may not have the necessary authorizations to change the RFC destination.
  Network Issues: There may be network connectivity problems preventing access to the target system.
  Configuration Errors: The RFC destination may have incorrect parameters or settings, such as wrong logon credentials or incorrect system details.
  System Lock: The target system may be locked or not available for changes.
  
  Solutions:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 in the SAP GUI.
  Verify that the RFC destination specified in the error message exists and is correctly configured.
  Test the connection to ensure it is working properly.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to modify RFC destinations. Check roles and profiles assigned to the user.
  
  
  
  Network Connectivity:
  
  Check network settings and ensure that there are no firewalls or network issues blocking the connection to the target system.
  
  
  
  Correct Configuration:
  
  If the RFC destination is misconfigured, correct the settings, including the target host, system number, client, user, and password.
  
  
  
  Check System Status:
  
  Ensure that the target system is up and running and not in a locked state. You can check the status of the system in transaction SM51.
  
  
  
  Consult Logs:
  
  Check the system logs (transaction SM21) and the developer trace (transaction ST22) for any additional error messages that might provide more context.
  
  
  
  Related Information:
  
  RFC Destinations: RFC destinations are used in SAP to define how to connect to other SAP systems or external systems. They can be configured in transaction SM59.
  Authorization Objects: Ensure that the user has the necessary authorization objects, such as S_RFC, to perform actions related to RFC destinations.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide additional guidance related to this error message.
  
  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.