How To Fix CNV_PE_CHECK391 - Enter a valid RFC destination

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_CHECK - Check Framework messages for posting engine

• Message number: 391

• Message text: Enter a valid RFC destination

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_CHECK391 - Enter a valid RFC destination ?

  The SAP error message CNV_PE_CHECK391 ("Enter a valid RFC destination") typically occurs when there is an issue with the Remote Function Call (RFC) destination configuration in your SAP system. This error is often encountered during data migration or when using certain tools that require RFC connections to other SAP systems or external systems.
  Cause:
  
  Invalid RFC Destination: The specified RFC destination does not exist or is incorrectly configured.
  Network Issues: There may be network connectivity issues preventing the system from reaching the specified RFC destination.
  Authorization Issues: The user may not have the necessary authorizations to access the specified RFC destination.
  System Configuration: The RFC destination may not be properly set up in transaction SM59.
  
  Solution:
  
  
  Check RFC Destination:
  
  Go to transaction SM59 in your SAP system.
  Look for the RFC destination that is being referenced in the error message.
  Ensure that the destination is correctly configured and active.
  
  
  
  Test the RFC Connection:
  
  In SM59, select the RFC destination and click on the "Connection Test" button to verify that the connection is working properly.
  If the test fails, check the configuration settings, including the target host, system number, and client.
  
  
  
  Review Authorizations:
  
  Ensure that the user executing the transaction has the necessary authorizations to access the RFC destination.
  Check the roles and profiles assigned to the user.
  
  
  
  Check Network Connectivity:
  
  Ensure that there are no network issues preventing access to the target system.
  You may need to involve your network administrator to check for any firewall or routing issues.
  
  
  
  Consult Documentation:
  
  If you are using a specific tool or migration process, refer to the relevant SAP documentation for any additional configuration steps that may be required.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SM59: Manage RFC Destinations
  SU01: User Maintenance (to check user authorizations)
  
  
  RFC Types: There are different types of RFC destinations (e.g., T, A, G) that serve different purposes. Ensure you are using the correct type for your scenario.
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to RFC destinations.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_PE_CHECK391 error in your SAP system.